METHOD FOR LATHING A LENS

A method of lathing a lens, specially a contact lens, involves attaching the cylindrical blank (1) of lens material to a first block (2) of machineable plastic material, lathe cutting a desired first lens surface (6) in the cylindrical blank (1), attaching the machined first lens surface (6) of the...

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Bibliographische Detailangaben
Hauptverfasser:	SALVATORI, LORENZO J, MANNING, WAYNE R, GOLLER, PHILIP D, COUNCIL, BUFORD W., JR
Format:	Patent
Sprache:	eng ; fre
Schlagworte:	BORING COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOTDIRECTED TO A PARTICULAR RESULT CONTACT LENSES DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g.ARRANGEMENTS FOR COPYING OR CONTROLLING DRESSING OR CONDITIONING OF ABRADING SURFACES FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS GRINDING MACHINE TOOLS MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OFPARTICULAR DETAILS OR COMPONENTS MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING METAL-WORKING NOT OTHERWISE PROVIDED FOR OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS OPTICS PERFORMING OPERATIONS PHYSICS POLISHING SPECTACLES SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURESAS SPECTACLES TRANSPORTING TURNING
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