JPH0258721U - - Google Patents

Info

Publication number
JPH0258721U
JPH0258721U JP13782088U JP13782088U JPH0258721U JP H0258721 U JPH0258721 U JP H0258721U JP 13782088 U JP13782088 U JP 13782088U JP 13782088 U JP13782088 U JP 13782088U JP H0258721 U JPH0258721 U JP H0258721U
Authority
JP
Japan
Prior art keywords
movable mirror
mirror
shielding plate
optical attenuator
variable optical
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP13782088U
Other languages
English (en)
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP13782088U priority Critical patent/JPH0258721U/ja
Publication of JPH0258721U publication Critical patent/JPH0258721U/ja
Pending legal-status Critical Current

Links

Description

【図面の簡単な説明】
第１図は本考案の光可変減衰器の一実施例を示
す構造図、第２図は従来の連続減衰素子による光
可変減衰器の構造図、第３図は従来の可変スリツ
トによる光可変減衰器の構造図である。 図中、１１，１６は光フアイバ、１２，１３は
可動ミラー、１４は固定ミラー、１５はレンズ、
１７は可動ミラー台座、１８は歯車、１９は遮蔽
板、２０は開口部を示す。

Claims (1)

    【実用新案登録請求の範囲】
  1. 光フアイバからレンズを通して得た入射光を折
    り返すべく可動ミラーと固定ミラーとを互いにハ
    字状に向かい合わせて配置し、可動ミラー又は固
    定ミラーの一方の反射面に部分的に開口部を有す
    る遮蔽板を設けると共に、該遮蔽板の開口部に入
    射する光量が変化するように可動ミラーを移動さ
    せる手段を設けたことを特徴とする光可変減衰器
    。
JP13782088U 1988-10-24 1988-10-24 Pending JPH0258721U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13782088U JPH0258721U (ja) 1988-10-24 1988-10-24

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13782088U JPH0258721U (ja) 1988-10-24 1988-10-24

Publications (1)

Publication Number Publication Date
JPH0258721U true JPH0258721U (ja) 1990-04-26

Family

ID=31399595

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13782088U Pending JPH0258721U (ja) 1988-10-24 1988-10-24

Country Status (1)

Country Link
JP (1) JPH0258721U (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2004008219A1 (ja) * 2002-07-12 2004-01-22 Omron Corporation 可変光減衰器
JP2007500369A (ja) * 2003-07-26 2007-01-11 キネティック リミテッド 可変光減衰器

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2004008219A1 (ja) * 2002-07-12 2004-01-22 Omron Corporation 可変光減衰器
CN100340894C (zh) * 2002-07-12 2007-10-03 欧姆龙株式会社 可变光衰减器
JP2007500369A (ja) * 2003-07-26 2007-01-11 キネティック リミテッド 可変光減衰器

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