Patent ID: 7088916

Claim:
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; a first actuator of an exposure control component, the first actuator positioned inside said annular ring in a first space between an inner peripheral surface of said annular ring and an outer edge of said first lens group accommodated in said annular ring; and a second actuator of said exposure control component, the second actuator being positioned inside said annular ring in a second space between the inner peripheral surface of said annular ring and said movement path of said holder lens group.