OBJECTIVE LENS UNIT, OPTICAL PICKUP, ELECTRONIC EQUIPMENT CARRYING THE SAME, AND METHOD OF MANUFACTURING OBJECTIVE LENS UNIT

摘要

PROBLEM TO BE SOLVED: To provide an objective lens unit which can easily adjust a posture of an objective.;SOLUTION: The objective lens unit includes: a plurality of objective lenses with different numerical apertures; a main part in which the objective lenses are carried adjacently; an objective fixing frame which holds at least one objective lens and is mounted in a posture controllable way to the main part. In the main part, at least one adjustment aperture in which a portion of objective lens fixed frame mounted to the main part is exposed outside to enable posture adjustment from outside is formed, and an operation section which is exposed outside through the adjustment aperture is formed in the objective lens fixing frame.;COPYRIGHT: (C)2010,JPO&INPIT