Lens alignment and positioning method and apparatus

Details Lens alignment and positioning method and apparatus Lens alignment and positioning method and apparatus

B - Operations, Transporting

24

B

B24B 13/005 (2006.01) B23Q 17/24 (2006.01) G01M 11/02 (2006.01)

Patent

CA 2043417

A method and apparatus for aligning and positioning a lens such that the optical and/or cylinder axis of the lens is precisely aligned with a fixture for the purpose of assembly or further mechanical operations such as machining and polishing. According to another aspect of the invention, the lens apex is precisely positioned a constant distance from a reference point. In order to implement the above, a method and apparatus is disclosed for optically aligning and positioning lenses using digitized video imaging, an X-Y-Z micron stage and a microprocessor (or computer) capable of performing image analysis.

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