发明名称 |
ZOOM FLASH WITH NO MOVING PARTS |
摘要 |
A camera system having an electronic flash with a variable illumination angle, comprising: an image forming system having a user-selectable field-of-view for forming an image of a scene onto an image plane; an electronic flash system including a plurality of fixed focal length illumination lenses having two or more different focal lengths and one or more light emitters positioned behind each of the illumination lenses, the light emitters being positioned relative to their respective illumination lenses to provide two or more different illumination angles onto the scene; and a flash controller that selectively fires different subsets of the light emitters responsive to the selected field-of-view of the image forming system.
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申请公布号 |
US2013064531(A1) |
申请公布日期 |
2013.03.14 |
申请号 |
US201113230960 |
申请日期 |
2011.09.13 |
申请人 |
PILLMAN BRUCE HAROLD;BORDER JOHN NORVOLD;BIETRY JOSEPH RAYMOND |
发明人 |
PILLMAN BRUCE HAROLD;BORDER JOHN NORVOLD;BIETRY JOSEPH RAYMOND |
分类号 |
G03B15/05 |
主分类号 |
G03B15/05 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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