JPH01140622U - - Google Patents

Info

Publication number
JPH01140622U
JPH01140622U JP3708488U JP3708488U JPH01140622U JP H01140622 U JPH01140622 U JP H01140622U JP 3708488 U JP3708488 U JP 3708488U JP 3708488 U JP3708488 U JP 3708488U JP H01140622 U JPH01140622 U JP H01140622U
Authority
JP
Japan
Prior art keywords
light
disk
emitting element
receiving element
light receiving
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
JP3708488U
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 JP3708488U priority Critical patent/JPH01140622U/ja
Publication of JPH01140622U publication Critical patent/JPH01140622U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Length Measuring Devices By Optical Means (AREA)
  • Optical Recording Or Reproduction (AREA)

Description

【図面の簡単な説明】
第1図は本考案の一実施例の原理図、第2図は
他の実施例の原理図、第3図は従来のデイスクの
傾き検出装置の大要図、第4図は同上の原理図で
ある。 1…デイスクの反射面、2…発光素子、3a,
3b…受光素子、4…ベース、5…遮光壁。

Claims (1)

  1. 【実用新案登録請求の範囲】 1 デイスクに向つて発光する発光素子と、該発
    光素子の両側に配置されると共に、前記デイスク
    よりの反射光における回折光は受光しないように
    所望の角度に傾斜された受光素子とを備えたこと
    を特徴とするデイスクの傾き検出装置。 2 デイスクに向つて発光する発光素子と、該発
    光素子の両側の同一平面上に配置された受光素子
    と、各受光素子と発光素子との間に設けられ、前
    記デイスクよりの反射光における回折光を遮断す
    る遮光壁とを備えたことを特徴とするデイスクの
    傾き検出装置。
JP3708488U 1988-03-23 1988-03-23 Pending JPH01140622U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3708488U JPH01140622U (ja) 1988-03-23 1988-03-23

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3708488U JPH01140622U (ja) 1988-03-23 1988-03-23

Publications (1)

Publication Number Publication Date
JPH01140622U true JPH01140622U (ja) 1989-09-26

Family

ID=31263664

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3708488U Pending JPH01140622U (ja) 1988-03-23 1988-03-23

Country Status (1)

Country Link
JP (1) JPH01140622U (ja)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6332742A (ja) * 1986-07-25 1988-02-12 Nec Corp 光学ヘツド

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6332742A (ja) * 1986-07-25 1988-02-12 Nec Corp 光学ヘツド

Similar Documents

Publication Publication Date Title
JPH01140622U (ja)
JPS6224409U (ja)
JPS6095644U (ja) 指示座標検出装置
JPS6234332U (ja)
JPS613486U (ja) 光レ−ダ装置
JPS6238681Y2 (ja)
JPS6329785U (ja)
JPS5828603U (ja) 脈拍センサ
JPS6438577U (ja)
JPH01152429U (ja)
JPH025935U (ja)
JPH0434609U (ja)
JPS6241599U (ja)
JPH0235238U (ja)
JPH0273234U (ja)
JPS61127472U (ja)
JPS6375821U (ja)
JPS6114408U (ja) 回転燈篭用火袋の構造
JPS61206812U (ja)
JPS6340984U (ja)
JPS6277427U (ja)
JPH042322U (ja)
JPH0388179U (ja)
JPH03114840U (ja)
JPS63168805U (ja)