发明申请
- 专利标题： Multi-Segmented Aiming Diffractive Optical Elements
- 专利标题（中）： 多分段瞄准衍射光学元件
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申请号： US11931827申请日： 2007-10-31
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公开(公告)号： US20090109534A1公开(公告)日： 2009-04-30
- 发明人: Vladimir Gurevich , David Shi , Chinh Tan , Heng Zhang
- 申请人： Vladimir Gurevich , David Shi , Chinh Tan , Heng Zhang
- 主分类号： G02B27/42
- IPC分类号： G02B27/42
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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