Polyimide optical waveguide and method of manufacturing the same
US5598501A · kind A · utility
27Cited by
5References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 18, 1995 |
| Grant date | Jan 28, 1997 |
| Priority date | — |
| Expiry date | Apr 18, 2015 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02B6/132
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A polyimide optical waveguide comprising a core made of polyimide whose refractive index is controlled to a predetermined value by electron beam irradiation, and a cladding set in contact with the core and having a refractive index lower than that of the core.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.