Method for acquiring and measuring geometrical data of a demonstration lens adapted to a spectacle frame

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United States of America Patent

PATENT NO 9644949
SERIAL NO

14482377

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Abstract

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A device is used which comprises a transparent support positioned between illumination means and a camera. A frame axis is formed on a demonstration lens, for which the convex face is laid on the support. The contour (34) and the frame axis (10I) are captured, and the barycenter (B) of said contour is determined in order to place a machining adapter therein. Application to the grinding of ophthalmic lenses.

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Patent Owner(s)

Patent OwnerAddress
LUNEAU TECHNOLOGY OPERATIONS27340 PONT DE L'ARCHE

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Bizet, Bruno Lucien Alizay, FR 1 2
Videcoq, Jean-Jacques Bernard Joseph Pavilly, FR 5 25

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