OCT Tool Explores How Sound Moves Through the Ear

A portable device that integrates optical coherence tomography (OCT) with traditional otoscopy can provide clinicians in hearing clinics with images of the interior of the tympanic membrane, or...

Superresolution radial fluctuations (SRRF), a superresolution algorithm, works by observing fluctuations in radial symmetry throughout the frames of an image. SRRF supports live-cell, superresolution...

The ability to image complex biological tissues is essential for many biological studies and clinical diagnostic applications. However, capturing detailed 3D images of thick biological samples is...

Mammalian brains are known to be comprised of densely interconnected neurons, but a remaining mystery in neuroscience is how tools which capture relatively few components of brain activity have...

The ADVANTECH™ hard coat bandpass filters from Andover Corp. offer steep slopes, high light transmission, durability, and long life for demanding applications. The filters provide...

The SM1008S from Mitutoyo America Corporation is a noncontact line-laser sensor for surface measurement processes in electrical, electronics, semiconductor, automotive, food, medical device, and...

The ECLIPSE Ui integrated microscope-based viewing system from Nikon Instruments Inc. is designed for clinical and pathological observation. The system provides a digital user experience,...

The Newport™ ODiate® Fluorescent Filter Sets from MKS Instruments are single band optical filter sets designed for wavelength ranges of common fluorophores used in fluorescent imaging. The...

Aspheric surfaces are powerful tools that combine the optical corrections of multiple lenses into a single element (Figure 1) and affect performance in ways that spherical optics cannot. For example,...

The term fluorescence is often applied as a synonym for photoluminescence, although luminescence actually covers fluorescence and phosphorescence. Both of these terms describe the process of...

Camera resolution depends upon the optical blur diameter and the detector size. Schade combined these to create an equivalent resolution that is a function of Fλ/d where F is the focal ratio,...

Photonics is the study of light and other types of radiant energy whose quantum unit is the photon. The impact of photonics on research, technology, navigation, culture, astronomy, forensics, and...

Raman spectroscopy is a powerful non-invasive, non-contact tool capable of identifying molecular constituents of samples. Wavelength selective optical filters are used to block the dominant Rayleigh...

The Cricket™² is a plug & play camera image intensifier attachment enabling low light level imaging and extreme high shutter speeds for CMOS and CCD cameras. The Cricket™² fitted with a single MCP...

The modulation transfer function, or MTF, is a parameter used to evaluate the performance of a lens. MTF provides a quantitative and standardized way to characterize optical systems, so the metric is...

Dr. Daniel Heller's team at Memorial Sloan Kettering Cancer Center develops nanoscale sensors to detect cancer early using nanomaterials with unique optical properties. These technologies identify...

Ryan Shelton presents a reengineering of OCT technology for production of a hand-held tool that for the first time enables objective, quantitative, and noninvasive assessment of middle ear infections...

Optical coherence tomography (OCT) is a noninvasive technique providing cross-sectional images of tissue microstructures and functional information with high resolution. Subhash reports on the...

Biological systems with intrinsic complexity require multiplexing techniques to comprehensively describe the phenotype, interaction, and heterogeneity. However, fluorescence can only image two to...

Chemical microscopy that utilizes fingerprint vibrational spectroscopic signals opens a new window to visualizing the orchestra of molecules and biological structures inside living systems. Ji-Xin...

An otoscope is a medical device used by healthcare professionals, particularly ear, nose, and throat (ENT) specialists, primary care physicians, and pediatricians, to examine the ear canal and...

Ultrasonic refers to sound waves with frequencies higher than the upper audible limit of human hearing, typically above 20,000 Hz. These waves are termed ultrasonic because they are beyond the range...

Differential interference contrast (DIC) microscopy, also known as Nomarski interference contrast microscopy, is an optical imaging technique used in microscopy to enhance the contrast of transparent...

Diffraction is a fundamental wave phenomenon that occurs when a wave encounters an obstacle or aperture, causing the wave to bend around the edges and spread out. This effect is most commonly...

In this month's Light Matters Extra, we give you an in-depth look at the relationship between researchers and scientists at the University of California Davis, and surgeons and clinicians at nearby...

Luminate NY, the only optics, photonics and imaging (OPI) accelerator and investment fund in the world, announced the final winners at the Light Tomorrow with Today event in Rochester, NY. For the...

On this month's episode of Light Matters, we take you to central Massachusetts as Worcester Polytechnic Institute and Quinsigamond Community College take on a comprehensive joint photonics laboratory...

On this month's episode of Light Matters, we take you on a brief tour of the Higgins Laboratories at Worcester Polytechnic Institute (WPI). Quinsigamond Community College and WPI received a $4M grant...

Optical coherence tomography is an imaging technique used in medical diagnostics and biomedical research to obtain high-resolution, cross-sectional images of biological tissues. An OCT imaging system...

An endoscope is a medical device used for visualizing and examining the interior of hollow organs, body cavities, or confined spaces within the body. It consists of a flexible or rigid tube equipped...

The LaCroix name is synonymous with quality precision optics. Since 1947, three generations of family leadership have guided LaCroix Precision Optics to become the premier precision optics...

Avantier Inc. is an unparalleled leader in providing innovative imaging systems solutions and optical systems solutions. We offer advance precision custom optical design, optical engineering...

Photonics Media is the publisher of Photonics Spectra, BioPhotonics, and Vision Spectra magazines in print, digital, and mobile app formats; the Photonics Marketplace featuring the Photonics Buyers'...

Reynard Corporation has been a premier supplier of custom optics and thin-film coatings to a global customer base since 1984. Reynard focuses on manufacturing the highest quality products with...