Photochromic resistant materials for optical devices in plasma environments
US7760432B2 · kind B2 · utility
3Cited by
10References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 25, 2002 |
| Grant date | Jul 20, 2010 |
| Priority date | — |
| Expiry date | Aug 21, 2025 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02B5/0833
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
An optical device, such as an interference mirror of the type which can be incorporated into ring laser gyros. One embodiment is an interference mirror having at least one layer formed from a matrix of material consisting of ZrO2 and about 2-15 weight percent of Al2O3.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.