Colored contact lens
US8608311B2 · kind B2 · utility
0Cited by
6References
7Claims
0Family size
Inventor
Key dates
| Filing date | Dec 10, 2012 |
| Grant date | Dec 17, 2013 |
| Priority date | — |
| Expiry date | Dec 10, 2032 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02C7/046
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A computer-implemented method of designing an iris region of a colored contact lens including providing an annular digital image representing at least a portion of an iris region of the eye. Applying a gradient fill algorithm to the digital image. And applying a halftoning algorithm to the digital image.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.