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公开(公告)号:US4757335A
公开(公告)日:1988-07-12
申请号:US029439
申请日:1987-03-23
申请人: Takeshi Muryoi , Yasunobu Shinpo
发明人: Takeshi Muryoi , Yasunobu Shinpo
CPC分类号: H04N5/2251 , G03B17/563 , G03B17/565
摘要: A lens device provided with a photo-taking optical system and a barrel holding the photo-taking optical system therein has an auxiliary optical system insertable into and retractable from the optical path of the photo-taking optical sytem, and grip means protruding from the outer wall of the barrel in order that the user may hold the barrel, the grip means having containing means for containing therein the auxiliary optical system when retracted from the optical path of the photo-taking optical system.
摘要翻译: 设置有摄影光学系统的镜头装置和保持其中的摄影光学系统的镜筒具有可插入光学系统的光路并从缩回光学系统的光路中伸出的辅助光学系统,以及从外部 为了使用者可以握住镜筒,握持装置具有收纳装置,用于在从摄影光学系统的光路缩回时容纳辅助光学系统。