Light source module

Details Light source module Light source module

2007-08-03

2010-11-23

Collins, Darryl J (Department: 2873)

Optical: systems and elements

Light control by opaque element or medium movable in or...

Electro-mechanical

C359S618000, C359S629000, C359S238000, C359S234000

Reexamination Certificate

active

07839553

ABSTRACT:
A light source module for a scanning projection apparatus is provided. The light source module includes a plurality of point light sources and at least one light blocking unit. Each point light source is capable of providing a color light beam. The color light beams are combined into a combined light beam and the colors of the color light beams are different. The at least one light blocking unit is capable of being inserted into a transmission path of at least one of the color light beams at a fixed frequency to block a portion of the color light beam.

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Electro-Optical Products Corporation. “Tuning Fork Resonant Choppers.” 2001. Dec. 17, 2008 <http://www.eopc.com/ch10—ch20.html>.

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