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眼底カメラ
专利权人:
キヤノン株式会社
发明人:
関口 恭司,小野 重秋,鹿海 政雄,高井 元也,正木 俊文
申请号:
JP2009113451
公开号:
JP5361522B2
申请日:
2009.05.08
申请国别(地区):
JP
年份:
2013
代理人:
摘要:
A fundus camera includes an observation photographing unit having a focusing lens to perform focusing of an imaging unit on a fundus of a subjects eye, a lens driving unit configured to drive the focusing lens in an optical axis direction, and a focusing control unit configured to calculate a focusing evaluation value based on image information of a predetermined area of a fundus image captured by the observation photographing unit, and drive the focusing lens based on the focusing evaluation value, thereby performing focusing, wherein the focusing control unit moves the focusing lens from a previous photographing position of the focusing lens by a predetermined moving amount, and then performs the focusing.
来源网站:
中国工程科技知识中心
来源网址:
http://www.ckcest.cn/home/

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