Avionic display with tunable filter
US6714186B1 · kind B1 · utility
35Cited by
12References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 18, 2001 |
| Grant date | Mar 30, 2004 |
| Priority date | — |
| Expiry date | Mar 6, 2022 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02F1/133628
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
The display includes a light source and a filter positioned to receive light from the light source. The filter has a different wavelength characteristic depending upon an angle of incidence of light thereon. The angle of incidence is adjustable. The display can be utilized in an avionic display system with night vision equipment. The wavelength characteristic can be a cutoff wavelength characteristic.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.