Holographic filter for protection from radiation, notably laser radiation
US5539544A · kind A · utility
24Cited by
8References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 15, 1994 |
| Grant date | Jul 23, 1996 |
| Priority date | — |
| Expiry date | Aug 15, 2014 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03H2001/2615
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A holographic filter for protection from radiation, notably laser radiation. At least one support is covered with at least two holograms. Each hologram is constituted by a stack of strata. The holograms are fixed to each other by an optical bonder associated with a selective absorbent material.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.