Composite ophthamic lens
US6217171A · kind A · utility
98Cited by
25References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 26, 1998 |
| Grant date | Apr 17, 2001 |
| Priority date | — |
| Expiry date | May 26, 2018 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02C2202/20
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
The invention provides a molded ophthalmic lens having at least first and second optical components, wherein the first optical component is cast molded to encapsulate the second optical component such that the first optical component provides an optical function and the second optical component provides an additional optical function. The invention additionally provides a process for producing a molded composite ophthalmic lens.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.