Optical wave guide
US3973828A · kind A · utility
36Cited by
6References
5Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 4, 1974 |
| Grant date | Aug 10, 1976 |
| Priority date | — |
| Expiry date | Jun 4, 1994 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC03B2203/22
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
An optical wave guide comprises a cylindrical body which is made of a first transparent dielectric, and a second transparent dielectric which is concentrically formed on the outer periphery of the cylindrical body and which has an index of refraction lower than that of the first dielectric, the central part of the wave guide being hollow.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.