Invention Grant
- Patent Title: Light condensing lens and three-dimensional distance measuring apparatus
- Patent Title (中): 聚光透镜和三维测距仪
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Application No.: US13857743Application Date: 2013-04-05
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Publication No.: US08666697B2Publication Date: 2014-03-04
- Inventor: Kazumasa Kaneda , Yoshito Asoma
- Applicant: Sony Corporation
- Applicant Address: JP Tokyo
- Assignee: Sony Corporation
- Current Assignee: Sony Corporation
- Current Assignee Address: JP Tokyo
- Agency: Dentons US LLP
- Priority: JP2009-256053 20091109
- Main IPC: G01B11/14
- IPC: G01B11/14 ; G01C3/08
Abstract:
A light directing system including first and second relay lenses through which light passes, the first and second relay lenses being positioned at conjugate positions, the first relay lens being positioned between the second relay lens and a light source, a focal length of the first relay lens being longer than a focal length of the second relay lens.
Public/Granted literature
- US20130223075A1 LIGHT CONDENSING LENS AND THREE-DIMENSIONAL DISTANCE MEASURING APPARATUS Public/Granted day:2013-08-29
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