Machine for finishing the surface of a lens

Details Machine for finishing the surface of a lens Machine for finishing the surface of a lens

1990-03-21

1991-07-02

Schmidt, Frederick R.

Abrasive tool making process, material, or composition

With carbohydrate or reaction product thereof

51 60, 51119, 51284R, B24B 700, B24B 100

Patent

active

050275607

ABSTRACT:
A machine for finishing the surface of a lens including a lap holder moved orbitally in a first plane, a lens arm support having a lens holder, the lens arm support being oscillated in a second plane perpendicular to the first plane, the lens arm holder being also simultaneously oscillated in a third plane perpendicular to the first plane, the lens holder being urged toward the lap holder.

REFERENCES:
patent: 675055 (1901-05-01), Dourouaux
patent: 2176154 (1939-10-01), Shannon
patent: 3732647 (1973-05-01), Stith
patent: 3782042 (1974-01-01), Strasbaugh
patent: 4085549 (1978-03-01), Hodges
patent: 4862643 (1989-09-01), Frangel

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