Patent ID: 7327527

Claim:
A lens supporting frame of a lens device, the lens device comprising: a plurality of lens groups each including at least one lens and the lens supporting frame, the lens supporting frame supporting the at least one lens and having a plurality of cam followers at an outer circumference thereof; a cam cylinder having a plurality of cam grooves engaging with the cam followers, wherein the cam followers are pressed by the cam grooves as a result of a rotation of the cam cylinder to move each of the lens groups in a direction along an optical axis, the lens supporting frame comprising: a lens holder supporting the at least one lens; a moving frame supporting the lens holder and having the plurality of cam followers at the outer circumference thereof, wherein one of the lens holder and the moving frame has ribs each having a surface that is inclined in a direction along the optical axis and disposed along a rotation direction of the optical axis, and the other of the lens holder and the moving frame has abutting parts abutting on the ribs; the inclination of said ribs being such that rotation of the lens holder and the moving frame relative to each other tilts the lens holder relative to the optical axis.