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Publication of BE692018ApublicationCriticalpatent/BE692018A/xx
B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
B24B13/00—Machines or devices designed for grinding or polishing optical surfaces on lenses or surfaces of similar shape on other work; Accessories therefor
B24B13/0012—Machines or devices designed for grinding or polishing optical surfaces on lenses or surfaces of similar shape on other work; Accessories therefor for multifocal lenses
G—PHYSICS
G02—OPTICS
G02C—SPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
G02C7/00—Optical parts
G02C7/02—Lenses; Lens systems ; Methods of designing lenses
G02C7/06—Lenses; Lens systems ; Methods of designing lenses bifocal; multifocal ; progressive
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Health & Medical Sciences
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Ophthalmology & Optometry
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Physics & Mathematics
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Engineering & Computer Science
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Mechanical Engineering
(AREA)
General Health & Medical Sciences
(AREA)
General Physics & Mathematics
(AREA)
Optics & Photonics
(AREA)
Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes
(AREA)