Title:
回転光ビーム発生器
Document Type and Number:
Japanese Patent JP7038523
Kind Code:
B2
Abstract:
An optical fiber device may include a unitary core including a primary section and a secondary section, wherein at least a portion of the secondary section is offset from a center of the unitary core, wherein the unitary core twists about an optical axis of the optical fiber device along a length of the optical fiber device, and wherein a refractive index of the primary section is greater than a refractive index of the secondary section; and a cladding surrounding the unitary core.
Inventors:
Martin H Mendel
James J. More Head
James J. More Head
Application Number:
JP2017218484A
Publication Date:
March 18, 2022
Filing Date:
November 13, 2017
Export Citation:
Assignee:
Lumentum Operations LLC
International Classes:
G02B6/02
Domestic Patent References:
| JP2016149432A | ||||
| JP2009193070A | ||||
| JP2011137974A | ||||
| JP9043443A | ||||
| JP3094744A | ||||
| JP2006243735A | ||||
| JP2008524637A |
Foreign References:
| US20140268310 | ||||
| WO2013161825A1 | ||||
| US5290280 | ||||
| US20170299806 | ||||
| US20170370704 | ||||
| US4962994 | ||||
| US20020131707 | ||||
| EP0227366A2 | ||||
| WO2004027476A1 |
Attorney, Agent or Firm:
Kenji Sugimura