Multi-directional optical element and an optical system utilizing the multi-directional optical element
US7460306B2 · kind B2 · utility
1Cited by
33References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 21, 2006 |
| Grant date | Dec 2, 2008 |
| Priority date | — |
| Expiry date | Jul 21, 2026 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02B3/00
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
Multi-directional optical elements are disclosed that include a body having a first side having a first curvature, a second side having a second curvature, a third side having a third curvature, and a fourth side having a fourth curvature. The second side is disposed generally opposite the first side along a first direction and a fourth side is disposed generally opposite the third side along a second direction, the second direction being different from the first direction. Also disclosed are optical systems utilizing such multi-directional optical elements.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.