Process for applying a coated or uncoated film on a lens substrate
US8202392B2 · kind B2 · utility
7Cited by
7References
32Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 5, 2008 |
| Grant date | Jun 19, 2012 |
| Priority date | — |
| Expiry date | Jan 10, 2029 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02B27/0006
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
Processes for applying a coated or uncoated film onto at least one geometrically defined surface of a lens substrate which comprises: providing a liquid hot melt adhesive (HMA) composition; providing a film having two opposite main surfaces; providing a lens substrate having at least one geometrically defined surface; and applying the film to the lens substrate surface using the HMA.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.