Light guide
US6496633B1 · kind B1 · utility
2Cited by
11References
5Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jul 19, 2000 |
| Grant date | Dec 17, 2002 |
| Priority date | — |
| Expiry date | Jul 19, 2020 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02B6/06
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A light guide comprising an entrance window, an output window and a multiplicity of light channels for transmitting light falling onto the entrance window towards the output window by internal reflection, wherein the light channel consists of light guiding core material which is enclosed in a cladding gas having a refractive index that is lower that the refractive index of the core material.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.