| 摘要 |
PROBLEM TO BE SOLVED: To restrain the size of an aperture part to the absolute minimum without having to increase the number of the aperture parts, even when a plurality of spaces exist in a finder case. SOLUTION: The finder device has a lens holding member 3 for holding a movable lens for a finder; a visibility adjusting mechanism for adjusting the visibility, by moving the lens holding member in the optical axis direction. The finder case 4 for housing the lens holding member movably in the optical axis direction, and is equipped with the plurality of spaces before and behind the movable lens, and one aperture part 7 for removing dust that has infiltrated in the space is provided on the finder case. COPYRIGHT: (C)2008,JPO&INPIT
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