Optics: eye examining – vision testing and correcting – Spectacles and eyeglasses – Lens pivots in and out of optical path
Reexamination Certificate
2008-07-01
2008-07-01
Dang, Hung X (Department: 2873)
Optics: eye examining, vision testing and correcting
Spectacles and eyeglasses
Lens pivots in and out of optical path
C351S057000
Reexamination Certificate
active
07393099
ABSTRACT:
Glasses for everyday use, comprising a frame into which is fitted a lens system for the correction of defective vision, which comprises at least one pair of lenses formed by a first lens and a second lens, which first and second lens, viewed in the path of vision, are disposed one behind the other and are mutually adjustable for realizing a desired degree of correction of vision, wherein the first lens is coupled with a first adjusting element and the second lens is coupled with a second adjusting element, and the first and the second adjusting elements in the assembled state form an integral component of an adjusting organ, and are designed for moving one along the other for the purpose of an adjustment of the lenses.
REFERENCES:
patent: 3305294 (1967-02-01), Alvarez
patent: 3838913 (1974-10-01), Schwarz
patent: 5644374 (1997-07-01), Mukaiyama et al.
patent: 6356400 (2002-03-01), Goff et al.
patent: 7175274 (2007-02-01), Markson
patent: 1433415 (2004-08-01), None
Bloem Willem Berend
Hermans Erik Ad
Koops Daniel
van der Heijde Gerrit Ludolph
Dang Hung X
Myers Jeffrey D.
Peacock & Myers, P.C.
Stichting Right on Sight
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