- 专利标题: Optical projector with off-axis diffractive element
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申请号: US15832682申请日: 2017-12-05
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公开(公告)号: US10310281B1公开(公告)日: 2019-06-04
- 发明人: Wai-Hon Lee
- 申请人: K Laser Technology, Inc.
- 申请人地址: TW Hsinchu
- 专利权人: K Laser Technology, Inc.
- 当前专利权人: K Laser Technology, Inc.
- 当前专利权人地址: TW Hsinchu
- 代理机构: Kilpatrick Townsend & Stockton LLP
- 主分类号: G06K9/00
- IPC分类号: G06K9/00 ; G02B27/18 ; G02B27/22 ; G02B27/42
摘要:
Apparatus for projecting a pattern includes a laser source, a collimating lens and a diffractive optical element (DOE) to diffract the collimated laser beam into a specific dot pattern for sensing the depth of a three dimensional (3D) surface.
公开/授权文献
- US20190171027A1 OPTICAL PROJECTOR WITH OFF-AXIS DIFFRACTIVE ELEMENT 公开/授权日:2019-06-06
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