High chlorine content low attenuation optical fiber
US9618692B2 · kind B2 · utility
22Cited by
7References
42Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 30, 2015 |
| Grant date | Apr 11, 2017 |
| Priority date | — |
| Expiry date | Jun 30, 2035 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02B6/02019
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
An optical fiber having a core comprising silica and greater than 1.5 wt % chlorine and less than 0.5 wt % F, said core having a refractive index Δ1MAX, and a inner cladding region having refractive index Δ2MIN surrounding the core, where Δ1MAX>Δ2MIN.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.