Method of illuminating at least two illumination points

Details Method of illuminating at least two illumination points Method of illuminating at least two illumination points

2003-08-29

2010-02-16

Lester, Evelyn A. (Department: 2873)

Photocopying

Projection printing and copying cameras

Step and repeat

C355S055000, C355S067000, C355S069000, C355S077000, C362S317000, C362S319000, C362S324000, C359S224200, C359S237000, C359S290000, C359S315000, C359S318000

Reexamination Certificate

active

07663733

ABSTRACT:
A method of illuminating at least two illumination points by means of at least one spatial light modulator, said at least one spatial light modulator comprising a plurality of light modulators, whereby a predefined amount of energy transmitted to said points is at least partly controlled by varying the number of said light modulators illuminating said point.

REFERENCES:
patent: 5825400 (1998-10-01), Florence
patent: 5844588 (1998-12-01), Anderson
patent: 6137593 (2000-10-01), Thakur et al.
patent: 6501534 (2002-12-01), Singh et al.
patent: 2001/0035944 (2001-11-01), Sunagawa
patent: 2007/0296946 (2007-12-01), Fries
patent: 2008/0291418 (2008-11-01), Fries
patent: WO 98 47042 (1998-10-01), None

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