Title:
OPTICAL TRANSMISSION DEVICE
Document Type and Number:
Japanese Patent JP2002314189
Kind Code:
A
Abstract:
To reduce trouble in the adjustment of an optical axis and assembly for monitoring the outgoing light of a face light emission laser.
A projection T is connected by the face light emission laser 2 and a support member 2. The face light emission laser 1 has two light emitters 3a and 3b which are simultaneously formed on the same face. One light emitting part 3a is arranged opposite to an optical fiber F as for light transmission, and the other light emitting part 3b is arranged opposite to a photodiode 7 as for reference light.
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Inventors:
IDE TSUGIO
KITAMURA SHOJIRO
HARADA ATSUSHI
KITAMURA SHOJIRO
HARADA ATSUSHI
Application Number:
JP2001115959A
Publication Date:
October 25, 2002
Filing Date:
April 13, 2001
Export Citation:
Assignee:
SEIKO EPSON CORP
International Classes:
G02B6/42; H01L31/02; H01L31/12; H01S5/022; H01S5/0683; H04B10/07; H04B10/40; H04B10/50; H04B10/572; H04B10/60; (IPC1-7): H01S5/022; G02B6/42; H01L31/02; H01L31/12; H01S5/0683; H04B10/04; H04B10/06; H04B10/14; H04B10/26; H04B10/28
Attorney, Agent or Firm:
Masanori Ueyanagi (1 outside)