Patent ID: 7659937

Claim:
A camera module comprising: a module structure constituted by a lens unit to which an image pickup lens is attached and a package to which an imaging element is attached so as to be opposite to the image pickup lens; an optical filter arranged between said imaging element and said image pickup lens; and a filter fixing surface provided in said module structure so that a portion of a flat surface of said optical filter is fixed thereto via an adhesive, wherein said optical filter is adhered to said filter fixing surface in a state in which an end portion formed by a side surface of said optical filter and said flat surface is in noncontact with both said filter fixing surface and said adhesive, and wherein a recessed portion is formed along the outer circumference of said filter fixing surface so as to surround the outer circumference of said filter fixing surface, and said optical filter protrudes outwardly relative to said filter fixing surface and above said recessed portion.