Patent ID: 8274877

Claim:
An optical pickup comprising: a light emitting element for generating a light with which a recoding medium is to be irradiated; a light receiving element for receiving a reflected light from the recording medium; a holding member on which at least one selected from the light emitting element and the light receiving element is mounted; a base to which the holding member is fixed; and a combined bonding portion sandwiched between the holding member and the base so as to fix the holding member to the base, the combined bonding portion including: a first bonding portion composed of a first adhesive; and a second bonding portion composed of a second adhesive having a higher curing shrinkage rate than the first adhesive, with a difference of 3.0% or less between the curing shrinkage rate of the first adhesive and that of the second adhesive, wherein the first bonding portion and the second bonding portion are each sandwiched between the holding member and the base, and the second bonding portion is provided to cover an outer peripheral surface of the first bonding portion.