Lens grinder and method of grinding lens

Details Lens grinder and method of grinding lens Lens grinder and method of grinding lens

1991-02-28

1992-09-22

Kisliuk, Bruce M.

Abrasive tool making process, material, or composition

Impregnating or coating an abrasive tool

51284E, 51105LG, 51106LG, 51124L, B24B 100, B24B 1300

Patent

active

051493373

ABSTRACT:
In a lens grinder including work spindle unit having a rotatable work spindle to mount a lens to be ground and a curve generator tool spindle unit having a rotatable curve generator tool spindle to mount an optical functional surface grinding stone to grind optical surface of the lens, a fillet tool spindle unit having a fillet tool spindle to mount a lens periphery grinding stone to grind the lens periphery and fillet, is provided such that the lens can be ground on optical surface, outer periphery and edge, all without remounting the lens so that accurate centering of the lens can be obtained.

REFERENCES:
patent: 2078416 (1937-04-01), Sauer
patent: 2548277 (1951-04-01), Whittlesey et al.
patent: 2587926 (1952-03-01), Touvay
patent: 2994164 (1961-08-01), Dalton
patent: 3444652 (1969-05-01), Blum et al.
patent: 3824742 (1974-07-01), Rupp
patent: 4409760 (1983-10-01), Nagaura
patent: 4497138 (1985-02-01), Schreiber
patent: 5056270 (1991-10-01), Curcher

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