发明授权
US5614970A Flash lighting apparatus and a camera equipped with the flash lighting
apparatus
失效
闪光照明装置和配有闪光灯照明装置的相机
- 专利标题： Flash lighting apparatus and a camera equipped with the flash lighting apparatus
- 专利标题（中）： 闪光照明装置和配有闪光灯照明装置的相机
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申请号： US462543申请日： 1995-06-05
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公开(公告)号： US5614970A公开(公告)日： 1997-03-25
- 发明人: Tadao Takagi , Takatoshi Ashizawa
- 申请人： Tadao Takagi , Takatoshi Ashizawa
- 申请人地址： JPX Tokyo
- 专利权人： Nikon Corporation
- 当前专利权人： Nikon Corporation
- 当前专利权人地址： JPX Tokyo
- 优先权： JPX3-160141 19910603; JPX3-290767 19911009; JPX3-336960 19911219
- 主分类号： G03B7/099
- IPC分类号： G03B7/099 ; G03B7/16 ; G03B15/05 ; G03B15/03 ; G03B9/70
摘要：
A flash lighting apparatus is capable of controlling the orientational distribution at the time of flashing in accordance with the spatially distributional state of subjects. The flash lighting apparatus comprises a light emission portion, and a light amount adjusting device which is arranged in front of the light emission portion and has a plurality of emission areas corresponding to irradiation areas, and adjusts the amounts of light emitted from the plural emission areas to be the values suitable for the corresponding irradiation areas.