Visual device including an ophthalmic lens having a partially cropped insertion rib, and method for preparing such lens

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United States of America Patent

PATENT NO 8672479
SERIAL NO

12864569

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Abstract

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Visual equipment includes an ophthalmic lens having an edge face provided with an engagement ridge. Also described is a method of preparing such equipment. The engagement ridge includes at least fifteen bearing sections alternating with as many free singular sections, the free singular sections being smaller in width and/or in height by at least 0.05 millimeters relative to the bearing sections (Sa).

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Patent Owner(s)

  • ESSILOR INTERNATIONAL (COMPAGNIE GENERALE D'OPTIQUE)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Haddadi, Ahmed Charenton le Pont, FR 41 285

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