Method for positioning a semi-finished spectacle lens

Details Method for positioning a semi-finished spectacle lens Method for positioning a semi-finished spectacle lens

2007-12-11

2007-12-11

Stultz, Jessica T (Department: 2873)

Optics: eye examining, vision testing and correcting

Spectacles and eyeglasses

Methods

C351S177000, C351S246000, C700S159000

Reexamination Certificate

active

11386130

ABSTRACT:
In a method for the parallax-free centering of an optical element, in particular a semifinished product of a future spectacle lens, on a holder of a centering or mounting device, the optical element is provided with engravings. The centering of the optical element is performed with the aid of the engravings.

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patent: WO 2004/015482 (2004-02-01), None

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