Optical devices
US10928579B2 · kind B2 · utility
3Cited by
29References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 26, 2017 |
| Grant date | Feb 23, 2021 |
| Priority date | — |
| Expiry date | Jun 26, 2037 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02B6/0051
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A sheet including a reflector having a first surface, a second surface opposite the first surface, and a third surface; a first selective light modulator layer external to of the first surface of the reflector; and a second selective light modulator layer external to the second surface of the reflector; wherein the third surface of the reflector is open is disclosed. A method of making a sheet is also disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.