JPH0272920U - - Google Patents

Info

Publication number
JPH0272920U
JPH0272920U JP15331588U JP15331588U JPH0272920U JP H0272920 U JPH0272920 U JP H0272920U JP 15331588 U JP15331588 U JP 15331588U JP 15331588 U JP15331588 U JP 15331588U JP H0272920 U JPH0272920 U JP H0272920U
Authority
JP
Japan
Prior art keywords
light
optical scale
light source
cooling
illuminates
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
JP15331588U
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 JP15331588U priority Critical patent/JPH0272920U/ja
Publication of JPH0272920U publication Critical patent/JPH0272920U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Optical Transform (AREA)

Description

【図面の簡単な説明】
第1図は本考案の第1実施例を示すリニアエン
コーダを示した斜視図、第2図は第1図のX―X
断面図、第3図は本考案の第2の実施例を示す図
、第4図は第2の実施例の装置の制御回路を示す
図である。 1…投・受光ユニツトケース、2…スケール、
3…発光ダイオード、4…ホトデイテクタ、5…
放射板、7…電子冷却器。

Claims (1)

    【実用新案登録請求の範囲】
  1. 光源から射出した光で光学式スケールを照明し
    、該光学式スケールからの光を受光素子で受光す
    ることにより該光学式スケールの変位を検出する
    装置において、前記光源を冷却する冷却手段を設
    けたことを特徴とするエンコーダ装置。
JP15331588U 1988-11-24 1988-11-24 Pending JPH0272920U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15331588U JPH0272920U (ja) 1988-11-24 1988-11-24

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15331588U JPH0272920U (ja) 1988-11-24 1988-11-24

Publications (1)

Publication Number Publication Date
JPH0272920U true JPH0272920U (ja) 1990-06-04

Family

ID=31429044

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15331588U Pending JPH0272920U (ja) 1988-11-24 1988-11-24

Country Status (1)

Country Link
JP (1) JPH0272920U (ja)

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