Patent ID: 7792008

Claim:
An optical pickup apparatus in which a laser diode holder with a laser diode held therein is fixed by adhesive to a side wall surface of a slide base, on which a grating, a polarizing beam splitter or a half mirror, a raising mirror, a collimator lens, an objective lens, an objective lens actuator, and a light detector are disposed, in such a manner that said laser diode is positioned right in front of said grating, wherein one of said side wall surface of said slide base and said laser diode holder has a plurality of fitting portions and the other has a plurality of fitted portions, said fitting portions being fitted loosely into said respective fitted portions so that an adjustment space required for adjustment of said laser diode is ensured therebetween, and wherein said laser diode holder has recessed portions formed in a pair of opposite sides for chucking by an adjusting jig and a pair of laser diode adjusting convex portions formed on a surface facing said side wall surface of said slide base to come into line or point contact with said side wall surface of said slide base.