Patent ID: 7609322

Claim:
An imaging apparatus comprising: a camera casing having an opening; a lens set housed in a lens-barrel; and a pressure member in a cylindrical shape having an opening defined by an annular pressure portion, the pressure member disposed between the camera casing and the lens-barrel, wherein said opening of said pressure member is caulked with a first lens of said lens set by fixing said pressure member to an outer circumferential portion of said lens-barrel, and said opening of said camera casing is caulked by fixedly housing said fixed pressure member in said camera casing in which a front end portion of said fixed pressure member projects outside from said opening of said camera casing, wherein said lens set housed in said lens-barrel is a wide-angle lens set, said opening of said pressure member is caulked with a first lens of said wide-angle lens set, and said pressure member is fixedly screwed down to said outer circumferential portion of said lens-barrel in which a convex surface of said first lens projects from said opening of said pressure member to an outside of said pressure member, while an inner circumference of said pressure member is disposed to extend along an outer circumferential portion of said first lens of said lens set.