Incremental printing of symbolic information – Light or beam marking apparatus or processes – Scan of light
Reexamination Certificate
2006-02-15
2008-09-02
Pham, Hai C (Department: 2861)
Incremental printing of symbolic information
Light or beam marking apparatus or processes
Scan of light
Reexamination Certificate
active
07420582
ABSTRACT:
A light source device includes a light-emitting unit having a plurality of light-emitting elements, a first optical unit that substantially collimates beams emitted from the light-emitting elements in a first direction, and a second optical unit that condenses the emitted beams substantially collimated by the first optical unit in a second direction intersecting the first direction.
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Pham Hai C
Seiko Epson Corporation
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