Optics: measuring and testing – Lens or reflective image former testing
Reexamination Certificate
2005-05-03
2005-05-03
Stafira, Michael P. (Department: 2877)
Optics: measuring and testing
Lens or reflective image former testing
Reexamination Certificate
active
06888626
ABSTRACT:
A device for automatically detecting characteristics of an ophthalmic lens includes a support receiving the lens, an illumination system and an analysis system. The optics of the illumination system define two alternate optical paths, one of which passes through a mask forming a Hartmann matrix.
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Divo Fabien
Guillermin Laurent
Levecq Xavier
Essilor International (Compagnie General d'Optique)
Stafira Michael P.
Young & Thompson
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