Optics: eye examining – vision testing and correcting – Spectacles and eyeglasses – Ophthalmic lenses or blanks
Patent
1997-10-06
1999-12-14
Epps, Georgia
Optics: eye examining, vision testing and correcting
Spectacles and eyeglasses
Ophthalmic lenses or blanks
351159, G02C 702
Patent
active
060007982
ABSTRACT:
A novel ophthalmic lens is provided. The lens includes an astigmatism subtracting surface that removes unwanted astigmatism caused by other elements of the lens.
REFERENCES:
patent: 2878721 (1959-03-01), Kanolt
patent: 3687528 (1972-08-01), Maitenaz
patent: 4056311 (1977-11-01), Winthrop
patent: 4274717 (1981-06-01), Davenport
patent: 4315673 (1982-02-01), Guilino et al.
patent: 4679918 (1987-07-01), Ace
patent: 4861153 (1989-08-01), Winthrop
patent: 4946270 (1990-08-01), Guilino et al.
patent: 5148205 (1992-09-01), Guilino et al.
patent: 5455642 (1995-10-01), Kato
patent: 5488442 (1996-01-01), Harsigny et al.
patent: 5550600 (1996-08-01), Ueno
patent: 5644374 (1997-07-01), Mukaiyama et al.
patent: 5771089 (1998-06-01), Barth
Chipman Russell A.
Gupta Amitava
Reardon Patrick
Epps Georgia
Innotech Inc.
Schwartz Jordan M.
LandOfFree
Ophthalmic optic devices does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Ophthalmic optic devices, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Ophthalmic optic devices will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-856927