Optics: eye examining – vision testing and correcting – Spectacles and eyeglasses – Ophthalmic lenses or blanks
Reexamination Certificate
2005-10-07
2009-10-13
Stultz, Jessica T (Department: 2873)
Optics: eye examining, vision testing and correcting
Spectacles and eyeglasses
Ophthalmic lenses or blanks
C351S209000
Reexamination Certificate
active
07600872
ABSTRACT:
The invention relates to a spectacle lens device comprising at least one electrically adaptive area, wherein optical properties of the spectacle lens device can be controlled in an electric manner. The spectacle lens device is configured in such a manner that the optical properties of a predetermined or predeterminable control area can be controlled in an electrical manner which is essentially independent from the optical properties in a surrounding area. The invention also relates to the control area and to the surrounding area, respectively, about a partial area of the electrically adaptive area. The control area and the surrounding area do not a common area. The invention further relates to a pair of spectacles comprising a spectacle lens device, to the use of the inventive spectacle lens device and also to a method for operating an electrically adaptive area.
REFERENCES:
patent: 4300818 (1981-11-01), Schachar
patent: 4601545 (1986-07-01), Kern
patent: 5114218 (1992-05-01), Black et al.
patent: 5359444 (1994-10-01), Piosenka et al.
patent: 6099117 (2000-08-01), Gregory
patent: 2002/0140899 (2002-10-01), Blum et al.
patent: 197 14 434 (1998-10-01), None
patent: WO 2005/017572 (2005-02-01), None
International Search Report dated Feb. 7, 2006 (Three (3) pages).
International Report on Patentability with English Translation of the Written opinion of the International Searching Authority (Eight (8) pages).
Altheimer Helmut
Brosig Jochen
Esser Gregor
Mueller Werner
Uttenweiler Dietmar
Crowell & Moring LLP
Rodenstock GmbH
Stultz Jessica T
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