| 摘要 |
PROBLEM TO BE SOLVED: To provide an optical unit capable of using an imaging element having a photodetector portion different in size though it is thin, an imaging body portion and an imaging apparatus. SOLUTION: The optical unit includes a first attach/detach portion 2, optical path division means 3, and a photographing optical system 4. The photographing optical system 4 is provided on an opposite side to the first attach/detach portion 2 while putting the optical path division means 3 in between. COPYRIGHT: (C)2009,JPO&INPIT
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