Replica lens and method of manufacturing same
US4890905A · kind A · utility
20Cited by
5References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 5, 1986 |
| Grant date | Jan 2, 1990 |
| Priority date | — |
| Expiry date | Jun 5, 2006 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S359/903
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
Replica lens having a transparent lens body comprising one or more correction layers of a synthetic resin as well as a bonding layer of a synthetic resin with which the lens body is bonded to one or more auxiliary means or optical components, as well as a method of manufacturing the replica lens.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.