Optical waveplate and A method of manufacturing the optical waveplate
US5694496A · kind A · utility
30Cited by
1References
3Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 12, 1996 |
| Grant date | Dec 2, 1997 |
| Priority date | — |
| Expiry date | Nov 12, 2016 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02B2006/12116
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
An optical waveplate includes a polyimide with a film thickness of 20 .mu.m or less.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.