Patent ID: 7187508

Claim:
A lens device comprising: a housing formed with a module-mounting hole that has a hole axis, and provided with a mounting surface that is disposed radially and outwardly of said module-mounting hole; a lens module having a lens axis; and an alignment correction unit for mounting said lens module on said housing at said module-mounting hole such that said lens axis of said lens module is adjustable relative to said hole axis of said module-mounting hole, said alignment correction unit including a module barrel coupled to said lens module, an elastically deformable component clamped by said module barrel toward said mounting surface of said housing, and a set of screw fasteners for fastening said module barrel onto said mounting surface of said housing at angularly spaced apart locations relative to said hole axis, wherein depths of threaded engagement of said screw fasteners with said mounting surface of said housing are independently adjustable to permit adjustment of said lens axis of said lens module relative to said hole axis of said module-mounting hole.