Title:
光スイッチ及びそれを用いた光分岐挿入装置
Document Type and Number:
Japanese Patent JP3939325
Kind Code:
B2
Abstract:
An optical switch easy to adjust optical parts without using a catoptric system and an optical add/drop multiplexer using the optical switch are provided. Between an input light outputting collimator device 20 and an output light inputting collimator device 21 provided to face each other at a predetermined spaced interval, a drop light inputting collimator device 22 and an add light outputting collimator device 23 fixed and held on a movable holding member 24 a in common are moved forward and retreated, and thereby a switching is conducted.
Inventors:
Kakami Kaoru
Hidekuni Asai
Yoshio Yokoo
Hidekuni Asai
Yoshio Yokoo
Application Number:
JP2004507896A
Publication Date:
July 04, 2007
Filing Date:
May 22, 2003
Export Citation:
Assignee:
HOYA CORPORATION
International Classes:
G02B26/08; G02B6/35; H04B10/27; H04B10/29; H04J14/00; H04J14/02
Domestic Patent References:
| JP59185301A | ||||
| JP4237010A | ||||
| JP2001517018A | ||||
| JP2043514A |
Foreign References:
| US20020041448 |
Attorney, Agent or Firm:
Aniya Setsuo
Toru Yui
Hitoshi Kiyono
Toru Yui
Hitoshi Kiyono