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.
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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 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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