JPH0289622U - - Google Patents

Info

Publication number
JPH0289622U
JPH0289622U JP16716488U JP16716488U JPH0289622U JP H0289622 U JPH0289622 U JP H0289622U JP 16716488 U JP16716488 U JP 16716488U JP 16716488 U JP16716488 U JP 16716488U JP H0289622 U JPH0289622 U JP H0289622U
Authority
JP
Japan
Prior art keywords
light
emitting element
amount
light emitting
detection signal
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.)
Granted
Application number
JP16716488U
Other languages
English (en)
Other versions
JP2520614Y2 (ja
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 JP16716488U priority Critical patent/JP2520614Y2/ja
Publication of JPH0289622U publication Critical patent/JPH0289622U/ja
Application granted granted Critical
Publication of JP2520614Y2 publication Critical patent/JP2520614Y2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Description

【図面の簡単な説明】
第１図は本考案の一実施例のブロツク図、第２
図、第３図は本考案の一実施例の要部の斜視図、
第４図、第５図は夫々本考案の他の実施例のブロ
ツク図、第６図は従来の一例のブロツク図である
。 １…自動出力制御回路、２…第１の発光素子、
３…受光素子、４…第２の発光素子。

Claims (1)

  1. 【実用新案登録請求の範囲】 第１の発光素子と、 変調信号に応じた光量の被変調光を放射する第
    ２の発光素子と、 該第１及び第２の発光素子夫々からの光を同時
    に受光し、受光した光量に応じた検出信号を出力
    する受光素子と、 該受光素子からの検出信号により前記受光した
    光量が一定となるように前記第１の発光素子の光
    量を制御する自動光出力制御回路とよりなり、前
    記第１の発光素子からの光を被変調光として外部
    へ放射出力する構成とした光変調装置。
JP16716488U 1988-12-24 1988-12-24 光変調装置 Expired - Fee Related JP2520614Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP16716488U JP2520614Y2 (ja) 1988-12-24 1988-12-24 光変調装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16716488U JP2520614Y2 (ja) 1988-12-24 1988-12-24 光変調装置

Publications (2)

Publication Number Publication Date
JPH0289622U true JPH0289622U (ja) 1990-07-16
JP2520614Y2 JP2520614Y2 (ja) 1996-12-18

Family

ID=31455213

Family Applications (1)

Application Number Title Priority Date Filing Date
JP16716488U Expired - Fee Related JP2520614Y2 (ja) 1988-12-24 1988-12-24 光変調装置

Country Status (1)

Country Link
JP (1) JP2520614Y2 (ja)

Also Published As

Publication number Publication date
JP2520614Y2 (ja) 1996-12-18

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Legal Events

Date Code Title Description
LAPS Cancellation because of no payment of annual fees