Title:
低曲げ損失の光ファイバ
Document Type and Number:
Japanese Patent JP5820377
Kind Code:
B2
Abstract:
An optical fiber includes a central glass core region comprising maximum refractive index delta percent Δ1, a first inner annular region surrounding said core comprising refractive index delta percent Δ2, a depressed annular region surrounding said inner annular region and comprising Δ3 and a third annular region surrounding the depressed annular region comprising refractive index delta percent Δ4; wherein Δ1MAX>Δ4>Δ2>Δ3. The difference between Δ4 and Δ2 is greater than 0.01 and profile volume, |V3| is at least 60% Δμm2.
Inventors:
Book binder, Danasi
Lee, Min-Jun
Tandon, Pushkar
Lee, Min-Jun
Tandon, Pushkar
Application Number:
JP2012528836A
Publication Date:
November 24, 2015
Filing Date:
September 02, 2010
Export Citation:
Assignee:
CORNING INCORPORATED
International Classes:
G02B6/036
Domestic Patent References:
| JP2002107555A |
Foreign References:
| WO2009104724A1 | ||||
| WO2004092794A1 |
Attorney, Agent or Firm:
Yanagita Seiji
Go Sakuma
Go Sakuma