Methods for coating lenses
US7407284B2 · kind B2 · utility
0Cited by
18References
22Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 31, 2006 |
| Grant date | Aug 5, 2008 |
| Priority date | — |
| Expiry date | Oct 31, 2026 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB05C11/08
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
Methods of coating at least a portion of a curved surface of a lens with a polarizing liquid. One method includes providing a lens having a curved surface and a lens axis; and rotating the lens about a rotation axis such that a polarizing liquid flows over at least a portion of the curved surface; the rotation axis being offset from the lens axis. Other methods are included. Apparatuses include ophthalmic lenses having polarized coatings formed according to any of the disclosed methods.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.