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Photonics Dictionary
There are 323 terms that begin with 'L'
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See...
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A diagram that shows actual component signals and the basic...
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A term applied to an electric charge image in a camera tube...
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Term for service offered by a vendor who leases a...
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A unit of luminance equal to 1/p candela per square...
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Obeying Lambert's cosine...
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An optical source that has a luminous distribution that is...
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In optics, a plane that emits a flux proportional to the...
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A perfectly diffusing surface; the intensity of the light...
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Transmittance of a solution, or internal transmittance of a...
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Flux per unit solid angle leaving a surface in any...
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A grating with ridges of rectangular cross section,...
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Composed of...
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See light...
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A device designed to concentrate and direct a light source...
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In a CD-ROM disc, the reflective area between nonreflective...
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A dark band that may appear in the field of crossed Nicol...
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A broken circle used as the test object in distinguishing...
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A nonluminous area around a negatively charged probe that...
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A method of depositing crystalline films one molecular...
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A metal tool used to grind lenses with loose abrasive (see...
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An endoscopic surgical instrument that includes a channel...
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Edge enhancement technique that accentuates all edge...
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1. The process of wearing down the surface of a softer...
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Optical fiber with a large core, often a step-index fiber;...
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An acronym of light amplification by stimulated emission of...
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1. The use of a laser to remove body tissue as if by...
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Used for frequency measurements of wave numbers of more...
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A method of measuring speed and direction by observing the...
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An optical resonant structure in which lasing activity...
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An instrument equipped with a laser that is used to measure...
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In biomedical research, the analyzing and sorting of cells,...
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A lidar system used to monitor dense aerosol clouds...
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See confocal scanning...
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A device composed of artificial sapphire (AlO2), used in...
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Any location or area where there are one or more lasers and...
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The use of laser light to slow atoms. This occurs when a...
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Any process where the performance of a laser system is...
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A device fitted with a sighting telescope or other aiming...
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Term of the moment...
distortion - A general term referring to the situation in which an image is not a true-to-scale reproduction of an object. The term also is used to connote the temporal alteration of the signal's waveform shape. There are many types of distortion.

See also anamorphic distortion; curvilinear distortion; keystone distortion; panoramic distortion; perspective distortion; radial distortion; stereoscopic distortion; tangential distortion; wide-angle distortion.

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