Patent ID: 8014090

Claim:
A lens device comprising: a lens barrel body that has a plurality of attachment holes; a plurality of guide bars that are supported by the lens barrel body and one ends of the plurality of guide bars are inserted in the plurality of attachment holes, respectively; a plurality of lens holding frames that are supported so as to be movable along the plurality of guide bars and are engaged with the guide bars; and a plurality of pressing members that press the one ends of the guide bars in a direction perpendicular to the guide bars and are inserted in the attachment holes, wherein each of the plurality of the pressing members includes: a wall surface that restricts a movement, in an axial direction, of the guide bars; and an engagement portion that is engaged with the lens barrel body to prevent the pressing member from falling off the lens barrel body, wherein the plurality of attachment holes are through-holes, and the wall surface is perpendicular to the axial direction of the guide bars.