发明申请
- 专利标题: Arrangement for and method of projecting a level image
- 专利标题(中): 投影水平图像的布置和方法
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申请号: US11440813申请日: 2006-05-25
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公开(公告)号: US20060279663A1公开(公告)日: 2006-12-14
- 发明人: Carl Wittenberg , Chinh Tan , Frederick Wood
- 申请人: Carl Wittenberg , Chinh Tan , Frederick Wood
- 主分类号: H04N5/64
- IPC分类号: H04N5/64
摘要:
A lightweight, compact image projection module, especially for mounting in a housing having a light-transmissive window, is operative for sweeping a composite laser beam as a pattern of scan lines on a planar projection surface and for causing selected pixels arranged along each scan line to be illuminated to produce an image, especially in color. The raster pattern extends along mutually orthogonal directions that are generally parallel to mutually orthogonal dimensions of a support of the module. The image is level with the horizontal.
公开/授权文献
- US07859600B2 Arrangement for and method of projecting a level image 公开/授权日:2010-12-28
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