Method of strengthening an optical element
US11402548B2 · kind B2 · utility
1Cited by
4References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 25, 2017 |
| Grant date | Aug 2, 2022 |
| Priority date | — |
| Expiry date | May 3, 2040 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF41G7/2293
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
According to various aspects and embodiments, a system and method for providing an optical element is disclosed. In one example, the optical element includes a substrate formed from a Nanocomposite Optical Ceramic (NCOC) material that includes a first oxide nanograin material dispersed in a second oxide nanograin material, and a compressive layer of the NCOC material formed on a surface of the substrate.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.