Arrangement for generating asymmetrical green laser beam

Details Arrangement for generating asymmetrical green laser beam Arrangement for generating asymmetrical green laser beam

2006-03-07

2006-03-07

Lee, Diane I. (Department: 2876)

Registers

Coded record sensors

Particular sensor structure

C235S462200, C235S462220, C372S020000, C372S022000, C372S041000

Reexamination Certificate

active

07007848

ABSTRACT:
A green laser beam is generated and is focused and shaped with an asymmetrical beam cross-section in an electro-optical reader for reading indicia. The green laser beam is also used to illuminate an aiming spot or pattern on the indicia prior to reading.

REFERENCES:
patent: 5267252 (1993-11-01), Amano
patent: 5574740 (1996-11-01), Hargis et al.
patent: 5593017 (1997-01-01), Powell et al.
patent: 5712723 (1998-01-01), Lee
patent: 6459493 (2002-10-01), Sugiura et al.
Taira et al. (“Q-switching and frequency doubling of solid-state lasers by a single intracavity KTP crystal” IEEE Journal of Quantum Electronics, vol. 30, Issue 3, Mar. 1994 Page(s), 800-804).

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