Lens barrel having a plurality of lens frames which are relatively movable in forward and backward directions

  • US 6,487,025 B2
  • Filed: 03/29/2001
  • Issued: 11/26/2002
  • Est. Priority Date: 03/31/2000
  • Status: Active Grant
First Claim
Patent Images

1. A lens barrel comprising:

  • a first frame having a cam groove which includes a slide face;

    a second frame moving relative to the first frame; and

    a cam follower provided at the second frame and having a cam follower slide face which slides on the slide face of the cam groove, the cam follower having at least two edges for biting-into the slide face of the cam groove on the cam follower slide face.

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