The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 12, 2010
Filed:
Nov. 25, 2005
Fabien Divo, Charenton, FR;
Fabien Divo, Charenton, FR;
Essilor International (Compagnie General d'Optique), Charenton-le-Pont, FR;
Abstract
A device for automatically measuring characteristics of an ophthalmic lens (L), includes: a support () designed to receive such a lens; on one first side of the lens support, illuminating elements () including an optical system for producing a light beam directed towards the ophthalmic lens mounted on the support; and on a second side of the support, elements for analyzing () the image transmitted by the ophthalmic lens mounted on the support and illuminated by the illuminating elements (); elements for splitting the light beam including a first mask () forming a Hartmann array and arranged on the first side of the lens support to be illuminated, upstream of the lens by the light beam.