Essilor International (compagnie Generale D'optique)

Essilor International

Essilor International (compagnie General D'optique)

Eric Comte

Laurent Marcepoil

John R Keller

Steven L Reid

Maggy Perrier

James W Drain

Joseph K Bond

John Roderick Keller

Alain Chansavoir

Jean-François Belly

Frank Paggetti

Jean Francois Belly

Bruno Fauquier

A polishing machine for optical elements, comprising:&#x2014;a spindle arranged to rotationally drive an optical element;&#x2014;a polishing tool mobile relative to the spindle; wherein the polishing machine further comprises a platform mounted on top of a work chamber, the work chamber comprising the spindle, and the platform holding a body on which is mounted the polishing tool.

Polishing machine comprising a work chamber and a platform

A polishing machine for optical elements includes: &#x2014;a spindle arranged to rotationally drive an optical element; &#x2014;a polishing tool mobile relative to the spindle; &#x2014;a front face provided with a door enabling the access to the spindle and to the polishing tool. The polishing tool is mounted on a body which is rotationally mounted on sliding members by way of a first axis, the sliding members being substantially perpendicular to the front face.

Polishing machine comprising sliding means transverse to the front face

A polishing machine for optical elements, comprising:

The invention concerns an ophthalmic lens preform having intrinsically at least a mechanical angular indexing member (). It is applicable to the manufacture of lenses in mineral or organic material.

Opthalmic lens preform

A method of fitting a holding block to a semifinished ophthalmic lens blank intended to have a predetermined prism, which method includes the following steps:

Method for fitting a holding block to a semifinished ophthalmic lens blank

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Thorigny sur Marne, France

Eric Comte