Patent ID: 7433136
Filing Date: 2008-10-07
Classification: G02B,G03B

Abstract:
1. A lens unit, comprising: a lens barrel having an imaging optical system arranged therein, the lens barrel including a first member and a second member adapted to be coupled together in a coupling direction; fixing pieces provided on the first member and the second member, the fixing pieces being spaced apart from one another in the coupling direction when the first member and the second member are coupled together; fixing means filled between the fixing pieces when the first member and the second member are coupled together; and a movable unit having a movable lens, the movable unit being movable in an optical axis direction with respect to the lens barrel; wherein the respective fixing pieces are provided in positions at which a force is applied in a direction in which the fixing means is compressed by the respective fixing pieces when a force is applied to the first member and the second member in a direction in which the first member is released from the second member.