OPTICAL APPARATUS AND IMAGING SYSTEM

Abstract: an optical apparatus comprises first holding member, first guide member and second guide member, and first biasing member. the first holding member includes first linear guide portion, and first regulating portion. sliding surface of the first linear guide portion exists in a range of �90 degrees around first axis from intersection between straight line drawn from center of the first axis and outer peripheral surface of the first guide member in reaction force direction of resultant force formed by first force applied to the first holding member by the first biasing member and second force received by the first regulating portion from the second guide member. the first linear guide portion has a cutout portion in a range not including the sliding surface. a part of the first guide member exists in the cutout portion. the first guide member is disposed so as to overlap the first linear guide portion.

Inventor(s): REMI IWAMOTO

CPC Classification: G02B7/09 (adapted for automatic focusing or varying magnification)

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