发明名称 Pointer beam for hand-held laser scanner
摘要 A laser scanner and method for simultaneously generating both a pointer beam and a scan pattern from a single laser source is provided by multiplexing a laser beam between at least one pointer beam path and at least one scanning beam path. Means for multiplexing include refractive and reflective optical components, and electronic means for modifying one or more properties of the laser beam.
申请公布号 US5146463(A) 申请公布日期 1992.09.08
申请号 US19910703476 申请日期 1991.05.20
申请人 SPECTRA-PHYSICS SCANNING SYSTEMS, INC. 发明人 RANDO, JOSEPH F.
分类号 G02B26/10;G02B27/20;G06K7/10 主分类号 G02B26/10
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