The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 17, 1998
Filed:
Jul. 29, 1994
Applicant:
Inventors:
Amy J Arden, Rochester, NY (US);
Michael J Cumbo, Rochester, NY (US);
Assignee:
Baush & Lomb Incorporated, Rochester, NY (US);
Primary Examiner:
Int. Cl.
CPC ...
G02C / ; G02B / ;
U.S. Cl.
CPC ...
351163 ; 359586 ;
Abstract
A sunglass lens having improved anti-reflection and transmittance comprises a lens-shaped substrate and a coating formed on the concave surface of the lens. The first layer deposited adjacent to the concave surface of the lens comprises a titanium suboxide material, the second layer comprises a material having a high refractive index, and the third layer comprises a material having a low refractive index.