957 terms
Photonics Dictionary
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LEEDlaser-energized explosive device; low-energy electron diffraction
LEGSlaser electron gamma source
lens blankA lens blank is a piece of optical material in a raw, unfinished state, typically in the form of a disk or block, from which lenses are eventually fabricated. Lens blanks are made from various...
LEOSLasers & Electro-Optics Society (of IEEE)
LFBRlaser fusion breeder reactor
LFMlaser feedback microscope; lateral force microscope; longitudinal field modulator
LGWSlaser-guided weapons system
LIALaser Institute of America
LIBORSlaser ionization based on resonance saturation
LIBSlaser-induced breakdown spectroscopy
LICAPlaser-induced cut and patch
LIDlinear imaging device; laser injection diode; local injection detection
lidarLidar, short for light detection and ranging, is a remote sensing technology that uses laser light to measure distances and generate precise, three-dimensional information about the shape and...
LIDTlaser-induced damage testing
LIFSlaser-induced fluorescence spectroscopy
light modulatorA device that is designed to modulate a beam of light, usually from a laser source, by acting upon the beam directly. The three general types of devices operate in an acousto-optic, electro-optic or...
light sourceThe generic term applied to all sources of visible radiation from burning matter to ionized vapors and lasers, regardless of the degree of excitation.
LIGOlaser interferometer gravitational wave observatory
LILlaser integration line
LIMAlaser-induced mass analysis
LIMSlaser ionization mass spectrometry
linac -> linear acceleratorA device used to accelerate the electrons in a free-electron laser. There are several types, including the induction linear accelerator, the radio frequency linear accelerator and the superconducting...
line-narrowed laserA semiconductor laser in which the naturally occurring broad linewidth has been narrowed by incorporating the laser diode into a large resonant external cavity.
line-selectable laser -> tunable laserAny form of laser; e.g., a dye laser, having an output that can be adjusted over a wide range of wavelengths. Normally the range is about 70 nm wide.
linear acceleratorA device used to accelerate the electrons in a free-electron laser. There are several types, including the induction linear accelerator, the radio frequency linear accelerator and the superconducting...
linear opticsLinear optics refers to the study and manipulation of light in a linear and deterministic manner, where the response of optical elements is proportional to the amplitude of the incident light wave....
LINSlaser inertial navigation system
liquid crystal light valveA liquid crystal light valve (LCLV), also known as a spatial light modulator (SLM), is an optical device that modulates the intensity, phase, or polarization of light passing through it using liquid...
liquid laserA laser that uses a substance in the liquid state, such as an organic dye, as the active lasing medium.
LISlaser isotope separation
lithium triborate nonlinear crystalLithium triborate, commonly abbreviated as LBO, is a nonlinear optical crystal widely used in various applications involving frequency conversion of laser light. It is valued for its excellent...
LLRlunar laser ranging
LMJlaser megajoule
LMRlaser magnetic resonance
LOAlaser optoacoustic
local oscillator laserIn coherent optical communications systems, a laser used at the receiving end to produce a steady wave that is combined with the incoming laser signal before detection, generating a composite wave...
longitudinal modeA waveform that can oscillate along the length of the laser cavity.
longitudinal pumpingA dye laser cell configuration in which the dye flows in the direction of the axis of the laser, yielding symmetrical energy distribution but small repetition rates.
LRFlaser rangefinder
LRSlaser Raman spectroscopy
LSlaser sintering; logical sum
LSMlaser scanning microscope
LSOlaser safety officer
LSTlaser spot tracker
LSUlaser scanning unit
LTDSlaser target designation system
LTSlaser thermal simulation; laser-triggered switch
lumiaA laser effect used especially for laser light shows. Lumia are created by placing a distorting medium such as rippled glass in the path of the laser beam.
LUPIlaser unequal path interferometer
LV-ROMlaser vision read-only memory
Photonics Dictionary