Illumination control
US9268157B2 · kind B2 · utility
0Cited by
10References
27Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 26, 2012 |
| Grant date | Feb 23, 2016 |
| Priority date | — |
| Expiry date | Jul 11, 2033 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02F2203/62
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
The methods, devices, and/or compositions described herein can be used to reduce variations, such as spatial and temporal variations, in luminance intensity. Luminance variation is reduced by varying some aspect of transmittance with respect to the intensity of light.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.