Optical devices with folded optical path designs
US7157687B1 · kind B1 · utility
20Cited by
1References
15Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Oct 1, 2003 |
| Grant date | Jan 2, 2007 |
| Priority date | — |
| Expiry date | Sep 11, 2024 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02F1/093
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
Optical devices with folded optical paths to reduce size of optical devices and optical elements in the optical devices. The folded optical paths operate by manipulating optical polarization of light. Exemplary optical switches and variable optical attenuators are described.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.