发明名称 Multi-Segmented Aiming Diffractive Optical Elements
摘要 A system having a light source generating a light beam, a collimating lens collimating the light beam into a collimated light beam and a pattern generating element comprising a diffractive optical element portion and a refractive optical element portion, the pattern generating element creating a target pattern from the collimated light beam incident on the pattern generating element.
申请公布号 US2009109534(A1) 申请公布日期 2009.04.30
申请号 US20070931827 申请日期 2007.10.31
申请人 GUREVICH VLADIMIR;SHI DAVID;TAN CHINH;ZHANG HENG 发明人 GUREVICH VLADIMIR;SHI DAVID;TAN CHINH;ZHANG HENG
分类号 G02B27/42 主分类号 G02B27/42
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