Patent ID: 11899341
Assignee: FUJIFILM CORPORATION
Field: Optics (Instruments)
Classification: CPC G | IPC G

Claim 0:
1. A lens barrel comprising:
a frame that has an opening portion;
a cover member that covers the opening portion;
a fitted portion that is provided on an inner surface side of the cover member, and is fitted into the opening portion to position the cover member with respect to the frame in a case where the opening portion is covered with the cover member;
a fixation portion that is provided on an inner surface side of the cover member and is disposed inside the frame through the opening portion in a case where the opening portion is covered with the cover member; and
a spring member that is engaged with the fixation portion and an inner wall surface portion of the frame and biases the cover member in a direction in which the cover member is pulled into an inside of the frame, wherein
the spring member is formed of a leaf spring and has a main body portion mounted onto the fixation portion and a spring portion to be engaged with the inner wall surface portion of the frame,
the fixation portion has a slit into which a portion of the main body portion of the spring member is inserted, and
the spring member is mounted onto the fixation portion with the portion of the main body portion inserted into the slit.