FR1143720A - Procédé et machine pour le meulage et le polissage de zones sphériques sur des pièces sphériques, notamment sur des lentilles optiques
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Procédé et machine pour le meulage et le polissage de zones sphériques sur des pièces sphériques, notamment sur des lentilles optiques
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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
B24B13/02—Machines or devices designed for grinding or polishing optical surfaces on lenses or surfaces of similar shape on other work; Accessories therefor by means of tools with abrading surfaces corresponding in shape with the lenses to be made
B—PERFORMING OPERATIONS; TRANSPORTING
B24—GRINDING; POLISHING
B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
B24B21/00—Machines or devices using grinding or polishing belts; Accessories therefor
B24B21/16—Machines or devices using grinding or polishing belts; Accessories therefor for grinding other surfaces of particular shape
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FR1143720D1954-12-231955-12-20Procédé et machine pour le meulage et le polissage de zones sphériques sur des pièces sphériques, notamment sur des lentilles optiques
ExpiredFR1143720A
(fr)
Procédé pour l'obtention d'une surface torique, notamment pour l'usinage de verresde contact scléraux et de lentilles cornéennes, et dispositif pour la mise ce oeuvre de ce procédé
Linse med et læsefelt og et distancefelt og fremgangsmåde ved fremstilling af sådanne linser samt slibemaskine og polermaskine til brug ved udøvelse af fremgangsmåden.