Photocopying – Projection printing and copying cameras – Illumination systems or details
Reexamination Certificate
2005-02-22
2005-02-22
Niebling, John F (Department: 2812)
Photocopying
Projection printing and copying cameras
Illumination systems or details
C438S487000
Reexamination Certificate
active
06859262
ABSTRACT:
A system delivers radiation to a substrate with a radiation source to generate radiation having a source intensity distribution pattern; and a redistribution radiation guide adapted to receive the radiation from the radiation source and to direct the radiation from one region to different regions on the substrate so that the substrate intensity distribution pattern is different from the source pattern.
REFERENCES:
patent: 6452662 (2002-09-01), Mulkens
patent: 6528397 (2003-03-01), Taketomi
Fliesler & Meyer LLP
Niebling John F
Stevenson André C.
Tegal Corporation
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