Invertible eyewear

Details Invertible eyewear Invertible eyewear

2007-02-06

2011-10-04

Mai, Huy K (Department: 2873)

Optics: eye examining, vision testing and correcting

Spectacles and eyeglasses

Invertible or reversible multifocal type

C351S115000, C351S131000

Reexamination Certificate

active

08029131

ABSTRACT:
The present invention discloses glasses comprising an invertible nose bridge and invertible temples. The glasses can be worn in two manners by rotating the glasses 180 degrees in the plane of the lens or lenses. The lenses are asymmetrical along an axis which is drawn through the nose bridge. The invention additionally discloses an invertible nose bridge characterized in that it comprises two recesses into which the nose fits.

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patent: 5784142 (1998-07-01), Mao
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patent: 2004/0130674 (2004-07-01), Epstein
patent: 270362 (1994-09-01), None
patent: 206311 (1923-11-01), None

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