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Teledyne DALSA -  Line Scan Leader 5/24 LB
Imaging Dictionary Terms

second-order nonlinear optical properties
Second-order nonlinear optical properties refer to a class of phenomena exhibited by certain materials in response to...
fluorophore
A fluorophore is a molecule or a portion of a molecule that has the ability to emit light upon excitation by an external...
fluorescent protein
Fluorescent proteins are proteins that exhibit the property of fluorescence, which is the ability to absorb light at a...
synchrotron
A synchrotron is a type of particle accelerator that uses magnetic fields to steer charged particles, typically electrons or...
computer-generated hologram
A computer-generated hologram (CGH) is a holographic image produced using computational methods and algorithms, rather than...
backscatter
Backscatter refers to the phenomenon in which radiation or waves are scattered backward, opposite to the direction of the...
fluorescent screen
A fluorescent screen refers to a phosphorescent or fluorescent-coated surface that emits visible light when exposed to other...
target
1. The anode or anticathode of an x-ray tube that emits x-rays when bombarded by electrons. 2. The screen in a television...
coded aperture imaging
An imaging process in which the single opening of a simple pinhole camera is replaced with many openings called,...
run end coding
A digital imaging method whereby the first gray level in the ordered sequence and the position of the first lengths of all...
excimer laser coronary angioplasty
Excimer laser coronary angioplasty (ELCA) refers to a medical procedure used in the treatment of coronary artery disease....
nuclear magnetic resonance
A phenomenon, exploited for medical imaging, in which the nuclei of material placed in a strong magnetic field will absorb...
scintillation detector
A scintillation detector is a radiation detection device that utilizes scintillation crystals to detect and measure ionizing...
false color
In imaging technology, assigning color to black and white images to differentiate features or convey information. Also...
scientific CMOS camera
A scientific CMOS (complementary metal-oxide-semiconductor) camera is a type of digital camera specifically designed for...
short wavelength infrared
Short wavelength infrared (SWIR) refers to the portion of the infrared spectrum that encompasses wavelengths roughly between...
extreme ultraviolet
Extreme ultraviolet (EUV) refers to a specific range of electromagnetic radiation in the ultraviolet part of the spectrum....
emissivity correction matrix
A computer-generated routine for achieving true-temperature readings in thermal infrared imaging systems.
time-to-amplitude converter
A time-to-amplitude converter (TAC) is an electronic circuit that converts a time interval between two events into an...
CID camera
CID, or charge injection device, camera refers to a type of imaging device that utilizes a specific kind of solid-state...
time-correlated single photon counting
Time-correlated single photon counting (TCSPC) is a technique used in photon counting applications, particularly in the...
embedded laser
The term "embedded laser" typically refers to a laser device that is integrated or embedded into a larger system or...
data cube
A multidimensional array of values that is commonly used in programming to describe a time series of image data. Each...
Zernike's phase contrast method
The introduction of a filter into an imaging system to implement a phase contrast for an intensity mapping of a pure phase...
active infrared system
imaging system which clearly shows the IR signals in the field of view as well as ambient environment
near-infrared camera
A near-infrared (NIR) camera is an imaging device designed to capture images in the near-infrared region of the...
electron multiplication charge-coupled device camera
An EMCCD (electron-multiplying charge-coupled device) camera is a type of scientific camera specifically designed for...
electro-optic Fabry-Perot spectroscopy
The spectroscopic analysis of interference patterns using an electronic imaging tube with a Fabry-Perot interferometer to...
multiline laser system
A multiline laser system refers to a type of laser that is capable of emitting multiple discrete wavelengths or spectral...
scanning electron microscopy
Scanning electron microscopy (SEM) is an advanced imaging technique used in microscopy to obtain high-resolution,...
stochastic optical reconstruction microscopy
Stochastic optical reconstruction microscopy (STORM) is a superresolution microscopy technique that enables imaging of...
CMOS image sensor
A CMOS image sensor, short for complementary metal-oxide-semiconductor image sensor, is a type of semiconductor device used...
flatbed scanner
An imaging device analogous to a drum scanner, but operating at greater speeds; it uses a row of sensors to traverse an...
hyperspectral imaging camera
A hyperspectral imaging camera is a sophisticated imaging device capable of capturing and processing data across a wide...
fiber-coupled photoconductive antenna
A fiber-coupled photoconductive antenna (FCPA) is a type of optoelectronic device that combines a photoconductive antenna...
charge-coupled device
A charge-coupled device (CCD) is a type of electronic image sensor used in various imaging devices, including digital...
thermal-infrared camera
A thermal-infrared camera, often referred to simply as a thermal camera, is a type of imaging device that detects infrared...
functional near-infrared spectroscopy
Functional near-infrared spectroscopy (fNIRS) is a non-invasive neuroimaging technique that measures changes in hemoglobin...
nanotube
A nanotube, also known as a nanotubule or simply a tube-like structure, is a nanoscale cylindrical structure composed of...
vortex phase plate
A vortex phase plate is an optical device designed to impart a phase singularity, commonly referred to as a vortex or phase...
instantaneous field of view
Instantaneous field of view (iFOV) is a term commonly used in the context of remote sensing, imaging systems, and optical...
Doppler-spread imaging
An imaging process, similar to specific Doppler mapping radar techniques, that utilizes a laser, an optical imaging system,...
single molecule localization microscopy
Single molecule localization microscopy (SMLM) is a group of super-resolution microscopy techniques that surpass the...
parallel scanning
Parallel scanning refers to a method of acquiring data or images simultaneously from multiple sources or in parallel, rather...
high harmonic generation
High harmonic generation (HHG) refers to a nonlinear optical process in which intense laser light interacts with a gaseous...
knife-edge scanning microscope
An imaging device originally created to image whole mouse brain volumes at microscopic resolution. The main component of the...
spectral signature
A spectral signature, in the context of remote sensing and spectroscopy, refers to the unique pattern or characteristic...
stereoplotting
The imaging of two photographs of a stereo pair, in complementary colors, for the preparation of contour maps.
freeform optics
Freeform optics refers to the design and fabrication of optical surfaces that do not follow traditional symmetric shapes,...
event-based sensor
An event-based image sensor, also known as a dynamic vision sensor (DVS), is a type of digital imaging device designed to...
scientific complementary metal-oxide semiconductor
Scientific complementary metal-oxide semiconductor (sCMOS) refers to a type of image sensor technology specifically designed...
standard thermal profile
In infrared imaging systems used for mass screening of printed circuit boards or other quality control applications, an...
electro-optic modulator
An electro-optic modulator (EOM) is a device used to modulate the amplitude, phase, or polarization of light waves using an...
laser-induced fluorescence
Laser-induced fluorescence (LIF) is a spectroscopic technique that involves using a laser to excite molecules or atoms,...
pseudohologram
Coded image obtained optically with a nonredundant pinhole array imaging aperture.
metabolic imaging
Metabolic imaging refers to the visualization and quantification of metabolic processes within living organisms, tissues, or...
spectral domain optical coherence tomography
Spectral domain optical coherence tomography is an imaging technique used in medical diagnostics, particularly in...
point spread function
The point spread function (PSF) is a fundamental concept in imaging that describes the response of an imaging system to a...
swept source optical coherence tomography
Swept-source optical coherence tomography is an imaging technique used in medical diagnostics, particularly in...
detector array
A detector array refers to a collection of individual detector elements arranged in a two-dimensional grid or matrix format....
light sheet fluorescence microscopy
Also known as single plane illumination microscopy (SPIM), this process was designed for imaging of sensitive samples and...
differential interference contrast microscopy
Differential interference contrast (DIC) microscopy, also known as Nomarski interference contrast microscopy, is an optical...
aperture imaging
The formation of an image by a pinhole aperture that transmits radiation, such as gamma radiation.
blackbody source
A blackbody source, often simply referred to as a blackbody, is a theoretical or practical physical object that absorbs all...
saccadic motion
The movement of the eye as it focuses on details of a scene. Some imaging systems mimic this movement by small, rapid...
focal plane assembly
An infrared imaging device composed of a detector array and readout electronics. It may include a cryogenic cooling system....
microlens array
A microlens array is a grid-like structure composed of numerous small lenses, typically arranged in a regular pattern. Each...
rhodamine
Rhodamine refers to a family of fluorescent organic dyes that are widely used in various fields, including biology,...
optical fiber
Optical fiber is a thin, flexible, transparent strand or filament made of glass or plastic used for transmitting light...
scintillation crystal
A scintillation crystal, also known simply as a scintillator, is a material that emits light when it interacts with ionizing...
image jump
In optics, the term image jump refers to a displacement or shift in the apparent position of an image when a change occurs...
optical testing instrument
An optical testing instrument is a device or system used to evaluate and measure the performance, quality, and...
pixel
A pixel, short for "picture element," is the smallest controllable element of a digital image or display. It is a...
biomarker
A biomarker, short for biological marker, refers to a measurable and quantifiable indicator of a biological condition,...
detector-Dewar assembly
A detector-Dewar assembly typically refers to a combination of a detector and a Dewar flask used in scientific instruments,...
multispectral imaging
Multispectral imaging is a technique that involves capturing and analyzing images at multiple discrete spectral bands within...
multimodality imaging
A technique that combines two or more imaging processes in order to minimize the disadvantages within each of the...
white balance
A feature of some imaging devices, such as digital cameras, that allows them to compensate for different lighting conditions...
forward-looking infrared
A night-vision device that uses one or more infrared transducers to scan a scene in the 3- to 5-µm or 8- to...
optical coherence tomography imaging system
Optical coherence tomography (OCT) is an imaging technique used in medical diagnostics and biomedical research to obtain...
Debye-Sears ultrasonic cell
A device used in ultrasonic imaging to measure the velocity and attenuation of compressional waves in a transparent liquid...
spatial light interference microscopy
Spatial light interference microscopy (SLIM) is an optical microscopy technique that belongs to the category of quantitative...
infrared
Infrared (IR) refers to the region of the electromagnetic spectrum with wavelengths longer than those of visible light, but...
red, green, blue
RGB stands for red, green, blue, which are the primary colors of light used in additive color mixing. The RGB color model is...
lensless microscopy
Lensless microscopy, also known as computational or holographic microscopy, is an imaging technique that captures and...
machine vision
Machine vision, also known as computer vision or computer sight, refers to the technology that enables machines, typically...
triangulation
A method of measuring distance by recording a single scene from two points of perspective. Surveying instruments can be...
pushbroom scanning
Pushbroom scanning is a technique used in remote sensing and imaging systems, particularly in satellite and aerial sensors,...
photon jet
A photon jet is a narrow, highly collimated beam of light that is formed when light interacts with small dielectric...
infrared light source
An infrared light source is a device that emits light in the infrared spectrum, which lies beyond the visible spectrum of...
cathode radiant sensitivity
Cathode radiant sensitivity refers to the ability of a photocathode to convert incident radiant energy, typically in the...
optical coherence tomography angiography
Also known as OCT-A, optical coherence tomography angiography is an imaging technique that uses light waves to measure...
Geometrical optics
The area of optics in which the propagation of light is described by geometrical lines (or rays) governed by Fermat's...
delta error
The term delta error (delta-E) generally refers to the difference or change in error between two values or states. The word...
photoconductive antenna
Photoconductive antenna (PCA) is a semiconductor element that generates or detects high-frequency electromagnetic signals....
single-walled carbon nanotubes
Referred to as SWCNTs, these cylindrical nanostructures composed of a folded sheet of graphene can be used as near-infrared...
thermomagnetic imaging
The production of an image on a magnetic film that is exposed to infrared radiation and heated to a point above Curie...
synthetic interferometric image
An imaging technique in which an object moving through an interference field formed in space scatters light and is spatially...
alpha
In computer imaging, a value representing opacity.
nanoparticle photonic resonator absorption microscopy
Nanoparticle photonic resonator absorption microscopy is a microscopy technique that combines the principles of photonic...
CCD image sensor
A CCD image sensor, or charge-coupled device image sensor, is a type of electronic device used to convert optical images...
field of view
The field of view (FOV) refers to the extent of the observable world or the visible area that can be seen at any given...
radioactive tracer
A radioactive element that is placed or injected into a system to obtain an autoradiogram of the system. It is used in a...
run length coding
A digital imaging method whereby the first gray level of each sequential point-by-point sample and its position in the...
femtosecond laser
A femtosecond laser is a type of laser that emits ultrashort pulses of light with durations on the order of femtoseconds,...
diamond-turned optic
Diamond turning refers to a precision machining process used to produce complex optical components, particularly lenses and...
photomultiplier tube
A photomultiplier tube (PMT) is a highly sensitive vacuum tube that detects and amplifies low levels of light. It is widely...
chromatic aberration
Chromatic aberration is an optical phenomenon that occurs when different wavelengths (colors) of light are refracted by a...
speckle imaging
A technique for obtaining improved resolution of images produced by large telescopes and distorted by the effects of...
modulation transfer function analysis/measurement equipment
MTF analysis/measurement equipment refers to instruments and tools used to measure and analyze the modulation transfer...
long-pass filter
A long-pass filter is an optical filter that allows longer wavelengths of light to pass through while blocking or...
diamond turning
Diamond turning, also known as diamond machining or diamond cutting, is a precision machining process used to produce...
spatial resolution
Spatial resolution refers to the level of detail or granularity in an image or a spatial dataset. It is a measure of the...
imaging science
The science of producing, recording, storing, transmitting and displaying visual images by any system (photographic, video,...
low Earth orbit
Low Earth orbit (LEO) refers to a region in space that is relatively close to Earth's surface, typically characterized by...
transverse mode
In the context of optics and lasers, a transverse mode refers to a specific spatial pattern of the electric field within the...
point light source
1. With respect to angular subtense, a source of light, such as a star, that is very small. In a lab, a point source may be...
Polarization Imaging
A subsurface imaging technique based upon the polarization of light reflected off an object. The polarization of reflected...
machine vision system
A machine vision system is an integrated combination of hardware and software components designed to capture, process, and...
transparent electrophotographic films
Imaging materials that generally consist of a polyester base, a transparent electrically conductive layer and an organic...
thermography
Thermography is a technique that involves the use of an infrared imaging device, called a thermal camera or infrared camera,...
scanning electron microscope
A scanning electron microscope (SEM) is a powerful imaging instrument used in scientific research, materials...
digital holographic microscopy
Digital holographic microscopy (DHM) is an advanced imaging technique that combines holography and digital image processing...
integration time
Integration time, in the context of optics, imaging systems, and sensor technology, refers to the duration over which a...
luminescence
Luminescence is the emission of light that occurs without the involved substance undergoing a significant increase in...
structured illumination microscopy
Structured illumination microscopy (SIM) is an advanced optical imaging technique used in microscopy to enhance the...
pulse video thermography
A noncontact, nondestructive method of measuring defects in thin composite materials, using a xenon flashtube to generate...
off-axis paraboloid and ellipsoid mirror
Off-axis paraboloid and ellipsoid mirrors are specialized optical components used in various optical systems, particularly...
parallel processing
In imaging, the processing of pixel data in such a way that a group of pixels is analyzed at one time rather than one pixel...
micro-optics
Micro-optics refers to the design, fabrication, and application of optical components and systems at a microscale level....
pixel binning
Pixel binning, also known as pixel merging or pixel combining, is a technique used in digital imaging and camera technology....
synthetic aperture radar
Imaging radar that increases the sweep of its along-track (or azimuth) capacity by measuring not only the time delay of the...
phase contrast microscopy
Phase contrast microscopy is an optical microscopy technique that enhances the contrast of transparent and colorless...
photoacoustic imaging
Abbreviated PAI. An imaging modality with a hybrid technique based on the acoustic detection of optical absorption from...
charge-injection device
A charge-injection device (CID) refers to a class of devices that manipulate and detect electrical charge within a...
positron emission tomography
A medical imaging device that uses a ring of crystal/photomultiplier tube assemblies encircling the patient to detect gamma...
photodetector
A photodetector, also known as a photosensor or photodiode, is a device that detects and converts light into an electrical...
swept-source laser
A swept-source laser, also known as a wavelength-swept laser, is a type of laser that rapidly and continuously changes its...
evaporagraph
A sensor generally used for infrared imaging. It consists of two chambers separated by a thin, blackened membrane. An...
infrared camera
An infrared camera, also known as a thermal imaging camera or IR camera, is a device that captures and visualizes the...
ophthalmology
Ophthalmology is a branch of medicine that focuses on the anatomy, physiology, and diseases of the eyes and visual system....
visually coupled airborne systems simulator
A visual system including a tiny television tube and imaging optics, all contained in a helmet to be worn by pilots in...
spatial light modulator
A spatial light modulator (SLM) is an optical device that modulates or manipulates the amplitude, phase, or polarization of...
cosine fourth law
A formula indicating that, for an imaging lens system, the image brightness for off-axis points will fall off at a rate...
hyperspectral resolution
Hyperspectral resolution refers to the level of detail or granularity in the spectral information captured by a...
indium gallium arsenide camera
An InGaAs (indium gallium arsenide) camera is a type of imaging device that utilizes InGaAs sensors to capture images in the...
molded lens
A molded lens is an optical lens manufactured using a molding process, typically involving the shaping of a material, such...
atomic force microscope
An atomic force microscope (AFM) is a high-resolution imaging and measurement instrument used in nanotechnology, materials...
scanning acoustic microscope
Also called scanning laser acoustic microscope. A device that uses high-frequency ultrasound waves to penetrate surfaces. A...
three-photon microscopy
Three-photon microscopy is an advanced imaging technique that belongs to the family of multi-photon microscopy methods. It...
moving aperture technique
Method for reducing laser speckle in which the object field comes from a real diffuse object or the reconstructed object...
mid-wave infrared
MWIR stands for mid-wave infrared, referring to a specific range of wavelengths within the infrared spectrum. Infrared...
infrared automatic mass screening
A thermal infrared imaging procedure developed for quality control of printed circuit boards. The thermogram of each board...
neuromorphic vision sensor
A neuromorphic vision sensor is a type of imaging device designed to mimic the structure and functioning of the human visual...
photoluminescence
Photoluminescence is a phenomenon in which a material absorbs photons (light) at one wavelength and then re-emits photons at...
binary thresholding
An imaging technique that labels all gray pixels as either black or white before processing begins.
aerial camera
Camera designed for the imaging of the earth's surface in order to obtain high quality aerial images
free-electron laser
A free-electron laser (FEL) is a type of laser that generates coherent, high-intensity electromagnetic radiation by using a...
Camera Link HS
Camera Link HS (high speed) is a standard developed for high-speed digital data transmission in machine vision and...
ultrasonic
Ultrasonic refers to sound waves with frequencies higher than the upper audible limit of human hearing, typically above...
CCD camera
A CCD camera, or charge-coupled device camera, is a type of digital camera that utilizes a CCD image sensor to capture and...
piezoelectric transducers and ceramic materials
Piezoelectric transducers are devices that utilize the piezoelectric effect to convert electrical energy into mechanical...
embedded vision
Embedded vision refers to the integration of computer vision technologies into various embedded systems, devices, or...
infrared lens
An infrared lens is an optical component specifically designed and optimized for transmitting, focusing, or manipulating...
concave and convex spherical mirror
Concave and convex spherical mirrors are types of curved mirrors that have surfaces shaped like segments of spheres. These...
linear receive optics
Linear receive optics typically refers to the optical components and systems used in the reception (detection) of linearly...
galvanometric scanner
A galvanometric scanner, also known as a galvanometer scanner or galvo scanner, is a type of optical scanning device used to...
broadband dielectric mirrors
Broadband dielectric mirrors, also known as broadband mirrors, are optical coatings designed to efficiently reflect or...
freeform mirrors
Freeform mirrors refer to reflective optical components that deviate from traditional symmetric or rotationally symmetric...
deep ultraviolet
Deep ultraviolet (DUV or deep-UV) refers to a specific range of ultraviolet light with shorter wavelengths than those in the...
brightfield
Brightfield refers to a type of microscopy and imaging technique in which the specimen is illuminated with a white light...
high-voltage electron microscope
An imaging device whose technology contributes three specific advantages: ability to study large solid specimens that...
photobleaching
Photobleaching is a phenomenon in which the fluorescence of a fluorophore (a fluorescent molecule or dye) is permanently...
holographic grating
A holographic grating is a type of diffraction grating that is produced using holographic recording techniques. It consists...
photogrammetry
Photogrammetry is a technique used to obtain accurate three-dimensional measurements of objects and environments through the...
optofluidics
Optofluidics is an interdisciplinary field that combines principles from optics and fluidics to create devices and systems...
STED microscopy
STED microscopy, or stimulated emission depletion microscopy, is a superresolution imaging technique in fluorescence...
quantum sensing
Quantum sensing refers to a class of sensing technologies that leverage principles from quantum mechanics to enhance the...
mirror blank
A mirror blank refers to the initial piece of material from which a mirror is made. It is typically a flat or slightly...
plasmonics
Plasmonics is a field of science and technology that focuses on the interaction between electromagnetic radiation and free...
mesoscope
In the field of optics and imaging, a mesoscope refers to an optical instrument that is designed to observe and capture...
infrared optic
Infrared optics refer to optical components and systems designed to manipulate and control infrared (IR) light, which lies...
phototheranostics
Phototheranostics, a portmanteau of "photo" (light), "therapy," and "diagnostics," refers to an emerging field that combines...
pixel pitch
Pixel pitch refers to the distance between the centers of two adjacent pixels on a display screen or imaging sensor. It is...
noise equivalent delta temperature
In a thermal imaging system, the change in temperature that yields a signal-to-noise ratio of unity.
gravitational imaging
A process used to detect minute gravitational fields and to display images from objects by means of radiated gravitational...
range axis
The third dimension (depth or Z-axis) in an imaging system.
label-free
Label-free refers to a technique or method that does not require the use of additional labels, tags, or markers to detect or...
fiber optic spectrometer
A fiber optic spectrometer is a device used for measuring the spectral content of light. It utilizes optical fibers to...
magneto-optics
Magneto-optics refers to the study and manipulation of the interaction between magnetic fields and light (electromagnetic...
negative-refraction metamaterial
An artificial material, engineered to have a negative refractive index value, such that light or any other form of...
ultrafast pulsed laser
An ultrafast pulsed laser is a type of laser that emits extremely short pulses of light with durations typically on the...
camera
A light-tight box that receives light from an object or scene and focuses it to form an image on a light-sensitive material...
fluorescence lifetime imaging
Fluorescence lifetime imaging (FLIM) is an advanced imaging technique that provides information about the lifetime of...
volumetric imaging
Volumetric imaging refers to the capture, visualization, and analysis of three-dimensional (3D) information from a volume of...
2D profile sensor
A 2D profile sensor is a type of sensor used in various industrial and technological applications to measure and capture...
holographic particle velocimetry
A method of measuring flow velocity by seeding the flow with neutrally buoyant particles and using a pulsed laser to...
orange peel
In the context of imaging, particularly digital imaging and printing, "orange peel" refers to a texture or visual distortion...
intensified charge-coupled device camera
An intensified charge-coupled device (ICCD) camera is an advanced imaging device that combines the capabilities of both an...
linear image sensor
A linear image sensor is a type of solid-state electronic device used to capture and convert light into electrical signals....
uniformly redundant array
Array used in coded-aperture imaging experiments with two-beam CO2 lasers that provide an artifact-free process, faithful...
periscope
An optical instrument designed to displace the line of sight in a vertical direction. For submarines and other military uses...
medical lasers
Medical lasers are devices that produce intense beams of light with specific characteristics and properties, which are used...
virtual histology
Virtual histology refers to the use of digital technology and computational methods to simulate or recreate histological...
endoscope
An endoscope is a medical device used for visualizing and examining the interior of hollow organs, body cavities, or...
pyramid error
Pyramid error in optics refers to an aberration in the shape of an optical surface, particularly in the context of mirrors....
minimum resolvable temperature
In a thermal imaging system, the smallest change in blackbody equivalent temperature that can be detected clearly by the...
grating beamsplitter
A grating beamsplitter is an optical device that utilizes the principles of diffraction to split a beam of light into...
microenvironmental control system
Equipment that supports microscopic live-cell imaging by managing the gas, media perfusion, temperature and other factors to...
reflectance confocal microscopy
Reflectance confocal microscopy (RCM) is a non-invasive imaging technique that allows for high-resolution, in vivo imaging...
metalens
A metalens, short for "metasurface lens," is a type of optical lens that uses nanostructured materials to manipulate light...
high dynamic range
High dynamic range (HDR) refers to a technology that allows for a broader and more dynamic range of luminosity in visual...
two-photon excited fluorescence
Two-photon excited fluorescence (TPEF) is a nonlinear optical method that allows imaging of biological cells and living...
impurity level
In the context of optical materials, the term "impurity level" refers to the presence of foreign atoms or molecules within...
full width half maximum
The full width at half maximum (FWHM) is a measure used in various fields, particularly in spectroscopy, signal processing,...
image comparison
A method used in imaging to detect subtle differences between two apparently similar pictures. It can be achieved by...
aptamer
An aptamer is a short, single-stranded DNA or RNA molecule that can bind to a specific target molecule with high affinity...
resonator
A resonator is a device or system that exhibits resonance, which is a phenomenon that occurs when an external force or...
aspheric lens
An aspheric lens is a type of lens whose surface profiles deviate from the traditional spherical shape. Unlike spherical...
quantum-ehanced metrology
Quantum-enhanced metrology refers to the use of quantum mechanics principles and techniques to enhance the precision and...
phase
In optics and photonics, "phase" refers to a property of electromagnetic waves, such as light, that describes the position...
mutual coherent function
A function that quantifies the performance degradation of coherent communications systems, imaging systems and all systems...
CoaXPress
CoaXPress (CoaXPress or CXP) is a standardized digital interface and communication protocol used primarily in machine vision...
epifluorescence microscopy
Fluorescence imaging technique in which the excitation light from the objective is directed into the sample producing...
ultraviolet fiber optics
Ultraviolet (UV) fiber optics refers to optical fibers that are designed and optimized for the transmission of ultraviolet...
InGaAs photodiode
An InGaAs photodiode refers to a photodetector device that is constructed using a semiconductor material composed of a...
magnetic resonance imaging
An imaging technique used in radiology that is based on the principles of nuclear magnetic resonance (NMR) to produce...
catadioptric imaging system
A system that uses both reflection and refraction to achieve its focal power. While the relative powers of the lenses and...
quantitative phase imaging
Quantitative phase imaging (QPI) is an advanced imaging technique used in microscopy to measure and analyze the optical...
machine vision lens
A machine vision lens is a specialized optical lens designed for use in machine vision systems, which are used for automated...
fiber optic imaging bundle
A fiber optic imaging bundle is a specialized optical device composed of multiple optical fibers bundled together. Each...
enhanced picture archiving and communication system display
Enhanced picture archiving and communication system (PACS) display (ePAD) is a software tool used in medical imaging to...
adaptive optics
Adaptive optics (AO) is a technology used to improve the performance of optical systems by reducing the effects of...
color center
A color center, in the context of materials science and condensed matter physics, refers to a specific type of...
fluorescence microscopy
Fluorescence microscopy is a specialized optical imaging technique used in biology, chemistry, and materials science to...
infrared detector
An infrared detector is a device that is used to detect and measure infrared radiation, which lies beyond the visible...
transducer
A transducer is a device or component that converts one form of energy into another. It is commonly used in various fields,...
hyperspectral imaging
Hyperspectral imaging is an advanced imaging technique that captures and processes information from across the...
contrast filter
A filter designed to improve contrast in an imaging system. For visual and black and white photosystems, a yellow filter is...
solid-state imaging system
An imaging system that uses a mosaic of tiny light-sensitive semiconductors (phototransistors) to produce individual outputs...
time-lapse optical coherence tomography
Time-lapse optical coherence tomography (OCT) refers to a medical imaging technique that captures a series of sequential OCT...
terahertz
Terahertz (THz) refers to a unit of frequency in the electromagnetic spectrum, denoting waves with frequencies between 0.1...
novelty filter
A filtering device that detects what is new in a scene of interest. Often compared to that of a temporal high pass filter,...
digital radiography
Medical diagnostic (x-ray) imaging using laser printers to produce high-resolution digital hard copy instead of film exposed...
line-scan camera
A line-scan camera, also known as a line-scan image sensor or linear array camera, is a type of digital camera designed to...
meta-optics
Meta-optics, also known as metasurface optics or flat optics, is a branch of optics that involves the design, fabrication,...
dark frame
A frame taken to identify electronic noise in a CCD imaging device. A dark frame is recorded without exposing the CCD to any...
silicon photodiode
A silicon photodiode is a semiconductor device that converts light into an electrical current. It is a type of photodetector...
surface-enhanced Raman spectroscopy
Surface-enhanced Raman spectroscopy (SERS) is an analytical technique that combines the principles of Raman spectroscopy...
mid-infrared camera
A mid-infrared camera is a type of imaging device designed to capture images in the mid-infrared (mid-IR) spectral range,...
attenuation
Attenuation refers to the gradual loss or reduction of intensity, force, or magnitude of a particular property as it...
area scan
Area scan, in the context of imaging and cameras, refers to a method of capturing an entire two-dimensional image in a...
MSM photodiode
A metal-semiconductor-metal (MSM) photodiode is a type of photodetector that consists of metal electrodes on a semiconductor...
multianode microchannel array detector
A photon-counting instrument for use in both space-borne and ground-based photometric and spectroscopic instrumentation....
ratiometry
Ratiometry is a technique used in various scientific fields, particularly in analytical chemistry and biochemistry, to...
antiblooming gate
A device that prevents electrons from a saturated pixel in a CCD imaging device from spilling into an adjacent pixel. The...
optical phase distortion
Optical phase distortion refers to a phenomenon where the phase of an optical wavefront is altered as it propagates through...
optoelectronics
Optoelectronics is a branch of electronics that focuses on the study and application of devices and systems that use light...
Digital Imaging and Communications in Medicine
Digital Imaging and Communications in Medicine (DICOM) is an international standard for medical imaging created by both the...
second-harmonic generation microscopy
A nonlinear label-free imaging technique commonly used during surgical procedures for the visualization of collagen fibers...
polygonal mirror
A polygonal mirror, also known as a multifaceted mirror or facet mirror, is a type of optical component used in various...
spherical aberration
Spherical aberration is an optical aberration that occurs when light rays passing through a lens or curved optical surface...
ultrasonic imaging
The formation and display of three-dimensional images by ultrasonic energy. In one technique, the energy pulses from an...
optical manufacturing tools and machinery
Optical manufacturing tools and machinery encompass a wide range of equipment, instruments, and systems used in the...
beam shaper
A beam shaper is an optical device or system designed to modify the spatial profile or intensity distribution of a laser or...
depth of field
The distance, on either side of the object plane focused on, through which satisfactory image definition can be obtained....
optical filter
An optical filter is a device that selectively transmits or blocks specific wavelengths, or colors, of light. Optical...
spectrograph
An optical instrument for forming the spectrum of a light source and recording it on a film. The dispersing medium may be a...
Dammann grating
A Dammann grating is a type of diffractive optical element (DOE) used to create an array of equally spaced,...
motion controller
In optics, a motion controller refers to a device or system that precisely controls the movement of optical components, such...
supercontinuum
Supercontinuum refers to a broad spectrum of light that spans a wide range of wavelengths, typically from the visible to the...
autofluorescence
Autofluorescence refers to the natural emission of fluorescence exhibited by certain biological structures or molecules when...
focal plane array
A linear or two-dimensional matrix of individual detector elements, typically used at the focus of an imaging system.
long-wave infrared
Long-wave infrared (LWIR) refers to a specific range of the infrared spectrum. Infrared radiation is divided into three main...
CMOS camera
A CMOS camera refers to an imaging device that employs a complementary metal-oxide-semiconductor (CMOS) image sensor to...
nanostructured glass
A unique glass made up of nano-structured materials to create millimeter sized monolithic glass space-variant polarization...
high-content screening
Also known as HCS, an analytical method designed to collect statistically relevant amounts of quantitative data on many...
photon sieve
A photon sieve is an optical device used in the field of optics and imaging. It's designed to focus and shape light,...
nanophotonics
Nanophotonics is a branch of science and technology that explores the behavior of light on the nanometer scale, typically at...
germanium crystal
Germanium crystal refers to a crystalline form of the element germanium (Ge), which is a metalloid and semiconductor...
retroreflector
A retroreflector is an optical device or structure that reflects incident light or electromagnetic waves back to their...
etaloning
Etaloning is an optical phenomenon that occurs in imaging systems, particularly in devices such as spectrometers,...
quantum dots
A quantum dot is a nanoscale semiconductor structure, typically composed of materials like cadmium selenide or indium...
intravital microscopy
Intravital microscopy is an imaging technique used to visualize biological processes within living organisms, typically in...
total internal reflection fluorescence
Total internal reflection fluorescence (TIRF) microscopy is an advanced fluorescence microscopy technique that leverages the...
high-speed motion camera
A high-speed motion camera, also known as a high-speed camera or slow-motion camera, is a specialized imaging device...
GRIN lens
A GRIN (gradient index) lens is a type of optical lens that utilizes a gradient in refractive index across its volume rather...
light field
The term light field refers to the spatial distribution of light rays traveling in all directions through a given space. It...
optical coherence tomography
Optical coherence tomography (OCT) is a non-invasive imaging technique used in medical and scientific fields to capture...
nonlinear optical materials
Nonlinear optical materials are substances that exhibit optical properties that are not linearly proportional to the...
fluorescence
Fluorescence is a type of luminescence, which is the emission of light by a substance that has absorbed light or other...
holographic camera
A holographic camera, also known as a holographic imaging system or holographic recorder, is a specialized device used to...
liquid crystal eyewear
A wireless stereo imaging device used in conjunction with a monitor to produce a virtual interactive environment. Liquid...
line scan
Line scan refers to a method of capturing images or data by scanning a single line at a time, as opposed to capturing the...
second-harmonic generation
Second-harmonic generation (SHG) is a nonlinear optical process that occurs when two photons with the same frequency combine...
image photocounting distribution
Photon flow created by imaging of light into a detector array; IPD is the electrical signal used by the image processor in a...
video scan converter
A device that changes the number of lines per frame of a video image to adapt to a lower resolution format, either by...
infrared microscope
A type of microscope that uses radiation in the infrared region to illuminate objects that are opaque to visible radiation....
Seidel aberrations
Seidel aberrations refer to a set of monochromatic aberrations in optical systems, named after the German mathematician and...
microchannel plate
A microchannel plate (MCP) is a specialized electron multiplier device used in various applications such as particle...
quantum efficiency
Quantum efficiency (QE) is a measure of the effectiveness with which a device or system, typically in the context of...
laser lithotripsy
Laser lithotripsy is a medical procedure that uses laser energy to break down or fragment stones in various parts of the...
whole slide imaging
Whole slide imaging (WSI), also known as virtual slide microscopy or digital pathology, is a technology that involves the...
superresolution
Superresolution refers to the enhancement or improvement of the spatial resolution beyond the conventional limits imposed by...
photodiode detector
A photodiode detector is a semiconductor device that converts light into an electrical current. It operates based on the...
single-photon emission computed tomography
A medical imaging method in which gamma camera heads rotate about the patient to detect radionuclides, enabling physicians...
thermal imaging
The process of producing a visible two-dimensional image of a scene that is dependent on differences in thermal or infrared...
optoacoustic
Optoacoustic, or photoacoustic, refers to a phenomenon and related techniques that involve the generation of acoustic waves...
phase screen
A phase screen, in the context of optics and wave optics, refers to a surface or medium that introduces a phase delay to an...
dichroic mirror
A dichroic mirror, also known as a dichroic beamsplitter or interference filter beamsplitter, is an optical device that...
micro-optical coherence tomography
Micro-optical coherence tomography (micro-OCT) is an imaging technique that is an adaptation of optical coherence tomography...
clipping
A defect in an optical system that prevents rays from reaching their intended destination; it can be caused by an undersized...
holographic tomography
Holographic tomography is an advanced imaging technique that combines holography and tomography to provide three-dimensional...
electrostatic image dissector
A nonmagnetic instrument utilizing an electrofocus and deflection tube with a photocathode for imaging purposes. The optical...
laser optics
Laser optics refers to a broad category of optical components and systems designed for manipulating and controlling laser...
optical artifacts
Optical artifacts refer to undesired or unintended effects that can occur in optical systems, such as microscopes, cameras,...
nitrogen vacancy
A nitrogen vacancy (NV) refers to a specific type of defect or impurity in a crystal lattice where a nitrogen atom replaces...
fiber laser
A fiber laser is a type of laser in which the active gain medium is an optical fiber doped with rare-earth ions such as...
calcium indicator
A calcium indicator is a molecule that is sensitive to changes in calcium ion (Ca2+) concentrations in biological systems....
metasurfaces
Metasurfaces are two-dimensional arrays of subwavelength-scale artificial structures, often referred to as meta-atoms or...
scanning tunneling microscope
A high-resolution imaging instrument that can detect and measure the positions of individual atoms on the surface of a...
single-photon avalanche diode
A single-photon avalanche diode (SPAD) is a specialized type of photodetector designed to detect extremely weak optical...
phase mask
In optics and photolithography, a phase mask refers to a device that modifies the phase of light waves passing through it....
narrow-angle dark-field illumination
An imaging system designed to highlight small deviations in a planar reflective object such as a mirror. The system can be...
laser guide star
An artificial star used to aid in adaptive optics imaging of the sky. The guide star is provided from a telescope system on...
raster image processor
In imaging technology, a device that converts raster or line-scan data to pixel form for further processing.
optical materials
Optical materials refer to substances or compounds specifically chosen for their optical properties and used in the...
nanopositioning
Nanopositioning refers to the precise and controlled movement or manipulation of objects or components at the nanometer...
stereolithography
A method of creating real three-dimensional models by using lasers driven by CAD software. In contrast to the normal...
custom optic
A custom optic refers to an optical component that is designed, manufactured, and tailored to meet specific requirements or...
photonic crystal surface-emitting laser
A photonic crystal surface-emitting laser (PCSEL) refers to a type of laser diode that emits light from its surface rather...
aplanatic surface
An aplanatic surface is an optical surface that is specifically designed or shaped to minimize spherical aberration and...
coverslip
A coverslip, also known as a cover glass or cover slip, is a thin and flat piece of transparent material typically made of...
optical assembly
An optical assembly refers to a collection of optical components that are carefully arranged and aligned to perform a...
image intensifier
An image intensifier, also known as an image intensification tube or image intensification device, is a specialized...
PIN photodiode
A PIN photodiode is a type of photodetector or semiconductor device used to convert light signals into electrical signals....
aberration
A departure from ideal paraxial imaging behavior. The distortion of an optical field wavefront as it is propagated through...
coherent fiber bundle
A coherent fiber bundle (CFB), also known as a coherent fiber optic bundle, is an assembly of multiple optical fibers...

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