发明名称 PHOTOGRAPHIC APPARATUS
摘要 PROBLEM TO BE SOLVED: To provide a photographic apparatus that obtains satisfactory images when an attachment optical system is mounted on the apparatus. SOLUTION: The photographic apparatus includes: an imaging element; a photographing optical system that zooms subject images that are formed on the photographing optical system; the attachment optical system that is attachable to the photographing optical system; and an image trimming module that electrically trims parts of available picture areas so that a center position of the available picture area of the imaging element and a center position of a circular image of the photographic optical system coincide in a predetermined zooming range that is determined while the photographing optical system is mounted on the attachment optical system. COPYRIGHT: (C)2011,JPO&INPIT
申请公布号 JP2011114794(A) 申请公布日期 2011.06.09
申请号 JP20090271760 申请日期 2009.11.30
申请人 CANON INC 发明人 NISHIO TERUHIRO
分类号 H04N5/225;G02B15/10;G03B17/12;G03B17/56;H04N5/232;H04N101/00 主分类号 H04N5/225
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