Forming spectral filters
US9313482B2 · kind B2 · utility
4Cited by
33References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 26, 2011 |
| Grant date | Apr 12, 2016 |
| Priority date | — |
| Expiry date | Sep 28, 2033 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N2213/008
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A lens bears a plurality of roll-coated layers to pass, to one eye of a viewer, a first image, in a first band of wavelengths, that is appropriate for 3D viewing of a stereoscopic image.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.