Patent ID: 7289725
Filing Date: 2007-10-30
Classification: G02B,G03B

Abstract:
1. A retractable lens barrel comprising: an annular ring having an axis parallel to and eccentric relative to an optical axis of the lens barrel; a holder accommodated within the annular ring and supporting a holder lens group, the holder movable along a movement path between an aligned position where the holder lens group is aligned with said optical axis and a displaced position where the holder lens group is displaced relative to the optical axis; a first lens group aligned with said optical axis and movable towards said annular ring during accommodation of said first lens group within said annular ring; and at least one actuator of an exposure control component, said at least one actuator positioned inside said annular ring in a space between an inner peripheral surface of said annular ring and an outer edge of said first lens group accommodated in said annular ring.