JPS58135905A - ヘツドの位置測定装置 - Google Patents

ヘツドの位置測定装置

Info

Publication number
JPS58135905A
JPS58135905A JP1835982A JP1835982A JPS58135905A JP S58135905 A JPS58135905 A JP S58135905A JP 1835982 A JP1835982 A JP 1835982A JP 1835982 A JP1835982 A JP 1835982A JP S58135905 A JPS58135905 A JP S58135905A
Authority
JP
Japan
Prior art keywords
arm
optical scanner
point
swing arm
measuring device
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
JP1835982A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0335601B2 (enExample
Inventor
Juko Sugaya
寿鴻 菅谷
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Toshiba Corp
Original Assignee
Toshiba Corp
Tokyo Shibaura Electric Co Ltd
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 by Toshiba Corp, Tokyo Shibaura Electric Co Ltd filed Critical Toshiba Corp
Priority to JP1835982A priority Critical patent/JPS58135905A/ja
Publication of JPS58135905A publication Critical patent/JPS58135905A/ja
Publication of JPH0335601B2 publication Critical patent/JPH0335601B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B21/00—Head arrangements not specific to the method of recording or reproducing
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B33/00—Constructional parts, details or accessories not provided for in the other groups of this subclass
    • G11B33/10—Indicating arrangements; Warning arrangements

Landscapes

  • Length Measuring Devices By Optical Means (AREA)
JP1835982A 1982-02-08 1982-02-08 ヘツドの位置測定装置 Granted JPS58135905A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1835982A JPS58135905A (ja) 1982-02-08 1982-02-08 ヘツドの位置測定装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1835982A JPS58135905A (ja) 1982-02-08 1982-02-08 ヘツドの位置測定装置

Publications (2)

Publication Number Publication Date
JPS58135905A true JPS58135905A (ja) 1983-08-12
JPH0335601B2 JPH0335601B2 (enExample) 1991-05-28

Family

ID=11969493

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1835982A Granted JPS58135905A (ja) 1982-02-08 1982-02-08 ヘツドの位置測定装置

Country Status (1)

Country Link
JP (1) JPS58135905A (enExample)

Also Published As

Publication number Publication date
JPH0335601B2 (enExample) 1991-05-28

Similar Documents

Publication Publication Date Title
EP0761002B1 (en) Servo-writing system for use in a data recording disk drive
US5442172A (en) Wavefront reconstruction optics for use in a disk drive position measurement system
US5319509A (en) Method and apparatus for controlling and analyzing a data storage system
US5471304A (en) Laser positioning method and appartus for rotary actuator arms, and the like
CN106959082A (zh) 一种多光轴系统光轴平行度检测方法及系统
US5268801A (en) Method and apparatus for effecting data transfer with high precision reference data on a rotatable storage media
CN103884270B (zh) 圆光栅安装时产生二维微小角度的测量装置及方法
US6529278B2 (en) Optical interference apparatus and position detection apparatus
JPS58135905A (ja) ヘツドの位置測定装置
CN114739291A (zh) 一种激光摆轴光束指向误差自动校正方法及系统
US4032158A (en) Method and apparatus for indicating angular displacement
JPS5938668B2 (ja) サ−ボ信号書込装置
US6057976A (en) Apparatus for detecting rotational displacement information of a rotating object
JPS58135904A (ja) ディスク装置
US5724130A (en) Technique for the measurement and calibration of angular position
JP4072265B2 (ja) 回転軸の傾き測定方法
JPH0642942A (ja) 回転角度測定装置
JP2874795B2 (ja) オリエンテーションフラット検出装置
JPH11167730A (ja) 光ディスク原盤記録装置および光ディスク原盤記録方法
JPH0828083B2 (ja) サーボトラックライタの記録位置補正方法
JP2593483B2 (ja) ＸＹθテーブルの初期設定方法
JPS58135906A (ja) 磁気デイスク装置
JPH0517528B2 (enExample)
JPS60100013A (ja) 回転検出器
CN118623801A (zh) 一种基于时间计量的光臂放大式角度测量传感器