发明名称 |
Camera system |
摘要 |
A camera system has an interchangeable lens releasably attached to a camera body, an information processing portion provided in the camera body, and another information processing portion provided in the interchangeable lens. The information processing portion of the interchangeable lens discriminates the attachment of photographic supplementary means and communicates with the information processing portion in the camera body to set a photographic condition.
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申请公布号 |
US4912494(A) |
申请公布日期 |
1990.03.27 |
申请号 |
US19890353143 |
申请日期 |
1989.05.02 |
申请人 |
CANON KABUSHIKI KAISHA |
发明人 |
TANAKA, TSUNEFUMI;OHARA, TSUNEMASA;CHIGIRA, TATSUO |
分类号 |
G03B13/36;G02B7/09;G02B7/28;G02B7/36;G03B17/14 |
主分类号 |
G03B13/36 |
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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