Patent ID: 7036134

Claim:
A method of manufacturing an optical head comprising a light source, an objective lens, a reflecting mirror that reflects beams of light from the light source to allow them to enter the objective lens, and an optical bench for maintaining the light source and the reflecting mirror, the method comprising: placing the reflecting mirror and the optical bench on an external jig provided with a mirror holding portion for maintaining the reflecting mirror and opposing positioning walls provided on both sides in a horizontal direction of the mirror holding portion, bonding and fixing the reflecting mirror and the optical bench by filling an adhesive between side faces provided in the optical bench and side faces of the reflecting mirror opposing these side faces while the reflecting mirror and the optical bench are placed on the external jig, with the side faces of the reflecting mirror in contact with the positioning walls of the external jig and a reflecting plane of the reflecting mirror in contact with an angle reference plane of the mirror holding portion.