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Collimating lens

   Also found in: Wikipedia 0.09 sec.
(Optics) a lens used for producing parallel rays of light.

See also: Collimate


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It was built in a mahogany housing for stability and had an adjustable width entrance slit, a 20-cm focal length quartz collimating lens, a Comu quartz prism, a 20-cm quartz camera lens and a plate holder for a 3.
According to Starodubov, today, to fabricate a packaged component such as a semiconductor optical amplifier, manufacturers must take short pieces of cut fiber, affix a tiny collimating lens to one end of each, and then mount these "pigtails" inside a package, precisely and rigidly aligned with each end of the amplifier chip.
 
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