Uniform light production system and apparatus

Details Uniform light production system and apparatus Uniform light production system and apparatus

2011-04-19

2011-04-19

O Shea, Sandra L (Department: 2875)

Illumination

Light fiber, rod, or pipe

With intensity control

C362S551000, C362S558000, C362S581000, C362S026000, C362S029000

Reexamination Certificate

active

07926994

ABSTRACT:
A light production system and apparatus for adjusting the uniformity of light is provided. The apparatus comprises a light reducing portion, having an area less than that of an exit of an integrator, for reducing the brightness of a central area of light emitted from the exit. The apparatus further comprises a mounting portion for mounting the light reducing portion in general longitudinal alignment with a center of the exit, the mounting portion enabled to transmit the light emitted from the exit.

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patent: 6962426 (2005-11-01), Slobodin
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patent: 7712924 (2010-05-01), Ma
patent: 2002/0149924 (2002-10-01), Falicoff et al.
patent: 198 32 665 (2000-01-01), None
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European Search Report Jul. 10, 2009 in corresponding European Patent Application 09 25 0103.

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