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4 terms
Photonics Dictionary: L
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gratings x
L x
lamellar grating
A grating with ridges of rectangular cross section, generally equal in width to the space between. This type of grating may be used as a beam divider.
laser spark spectroscopy
A method of analysis in which a pulsed laser beam is used to heat a particle, producing a plasma, or laser spark. As the plasma cools, optical energy characteristic of the elements in the plasma is...
laser velocimeter
A system that uses a continuous-wave laser to measure the velocity of an object by focusing the laser beam on the object, perpendicular to its direction of motion. An optical grating receives...
light dispersion
The process whereby white light is separated into its component wavelengths. Light beams of different wavelengths are separated from each other by undergoing a different angular deviation. Prisms and...
Photonics Dictionary
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