Patent ID: 7422202
Filing Date: 2008-09-09
Classification: G02B

Abstract:
1. A lens tray positioning apparatus, comprising: a supporting member comprising a supporting surface and at least one slot defined in the support surface; at least three non-collinear positioning members arranged on the supporting surface, the at least three positioning member including at least one movable positioning member; at least one guiding screw member arranged in the at least one slot below the supporting surface of the supporting member, the at least one guiding screw member extending along the at least one slot, the at least one movable positioning member being coupled to and threadedly movable relative to the at least one guiding screw member, the at least one guiding screw member being configured for driving the at least one movable positioning member to move along the at least one slot, the at least three positioning members being configured for cooperatively retaining a lens tray in position.