Title:
光導波路素子
Document Type and Number:
Japanese Patent JP4354100
Kind Code:
B2
Abstract:
An optical waveguide element (6) has a substrate (7) made of a lithium tantalate single crystal or a lithium niobate-lithium tantalate solid solution single crystal and a bulky optical waveguide (8) made of a lithium niobate single crystal directly joined the substrate. The c-axis of the single crystal to constitute the substrate is tilted from the surface of the substrate to be joined preferably by 17-37 degrees.
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Inventors:
Atsushi Kondo
Jungo Kondo
Yoshinari Kozuka
Matsuichiro Soichiro
Jungo Kondo
Yoshinari Kozuka
Matsuichiro Soichiro
Application Number:
JP2000226396A
Publication Date:
October 28, 2009
Filing Date:
July 27, 2000
Export Citation:
Assignee:
Nippon Insulator Co., Ltd.
International Classes:
G02B6/12; G02F1/377; G02F1/355; G02F1/035
Domestic Patent References:
| JP2000066254A |
Attorney, Agent or Firm:
Kenji Sugimura
Nobuyuki Okajima
Kosaku Sugimura
Nobuyuki Okajima
Kosaku Sugimura