| 摘要 |
<P>PROBLEM TO BE SOLVED: To miniaturize a lens adapter or a photographic lens used to constitute a plenoptic camera. <P>SOLUTION: An optical device 2 that is attached to an imaging device body 3 having an imaging element 25 includes a light incident part 17 receiving light, a first attachment part 13a for attaching the optical device 2 to the imaging device body 3, and a first lens group 15 arranged two-dimensionally on a plane perpendicular to an optical axis and emitting light. The first lens group 15 is located on the opposite side of the light incident part with respect to the first attachment part 13a of the optical device. <P>COPYRIGHT: (C)2013,JPO&INPIT |
