发明授权
- 专利标题: Real image projection device
- 专利标题(中): 真实图像投影设备
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申请号: US348375申请日: 1982-02-12
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公开(公告)号: US4509837A公开(公告)日: 1985-04-09
- 发明人: Michiel Kassies
- 申请人: Michiel Kassies
- 专利权人: Michiel Kassies
- 当前专利权人: Michiel Kassies
- 主分类号: G02B27/02
- IPC分类号: G02B27/02 ; G02B27/10 ; G02B27/22 ; G03B21/00 ; G09F13/12 ; G09F13/14 ; G09F19/12 ; G09F19/18 ; G03B21/06
摘要:
An optical display device for creating the of an object out in space in front of the viewer. The device uses an illuminated object, with a transparent medium in the form of a prism or fluid placed between a beam splitter and a matrix of retroreflectors for deflecting the light rays from the illuminated object back toward the object.
公开/授权文献
- US5582579A Orthopedic therapy and rehabilitation device 公开/授权日:1996-12-10
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