Apparatus for finishing toric surfaces of ophthalmic lenses

Details Apparatus for finishing toric surfaces of ophthalmic lenses Apparatus for finishing toric surfaces of ophthalmic lenses

B - Operations, Transporting

24

B

51/17

B24B 13/00 (2006.01) B24B 13/02 (2006.01)

Patent

CA 1169254

-1- ABSTRACT OF THE DISCLOSURE An apparatus for finishing toric surfaces of ophthalmic lenses. The apparatus includes a frame and a first assembly for providing an orbital, break- up motion to a lapping tool having a polishing surface of a selected base curve and cross curve. A second assembly is also mounted upon the frame for providing an orbital, break-up motion to a lens to be finished. Adjustment means are provided for selectively adjusting the amplitude of the orbital, break-up motion of both the lapping tool and the lens.

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