JPS59133412A - 組立精度測定装置 - Google Patents

組立精度測定装置

Info

Publication number
JPS59133412A
JPS59133412A JP740183A JP740183A JPS59133412A JP S59133412 A JPS59133412 A JP S59133412A JP 740183 A JP740183 A JP 740183A JP 740183 A JP740183 A JP 740183A JP S59133412 A JPS59133412 A JP S59133412A
Authority
JP
Japan
Prior art keywords
magnetic head
diffracted light
detection
gap
magnetic
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
JP740183A
Other languages
English (en)
Japanese (ja)
Other versions
JPH059722B2 (enExample
Inventor
Akira Ono
明 小野
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
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 filed Critical Toshiba Corp
Priority to JP740183A priority Critical patent/JPS59133412A/ja
Publication of JPS59133412A publication Critical patent/JPS59133412A/ja
Publication of JPH059722B2 publication Critical patent/JPH059722B2/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
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/48—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed
    • G11B5/52—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed with simultaneous movement of head and record carrier, e.g. rotation of head
    • G11B5/53—Disposition or mounting of heads on rotating support
    • G11B5/531—Disposition of more than one recording or reproducing head on support rotating cyclically around an axis

Landscapes

  • Length Measuring Devices By Optical Means (AREA)
JP740183A 1983-01-21 1983-01-21 組立精度測定装置 Granted JPS59133412A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP740183A JPS59133412A (ja) 1983-01-21 1983-01-21 組立精度測定装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP740183A JPS59133412A (ja) 1983-01-21 1983-01-21 組立精度測定装置

Publications (2)

Publication Number Publication Date
JPS59133412A true JPS59133412A (ja) 1984-07-31
JPH059722B2 JPH059722B2 (enExample) 1993-02-05

Family

ID=11664859

Family Applications (1)

Application Number Title Priority Date Filing Date
JP740183A Granted JPS59133412A (ja) 1983-01-21 1983-01-21 組立精度測定装置

Country Status (1)

Country Link
JP (1) JPS59133412A (enExample)

Also Published As

Publication number Publication date
JPH059722B2 (enExample) 1993-02-05

Similar Documents

Publication Publication Date Title
KR0149741B1 (ko) 위치좌표 측정방법 및 위치좌표 측정장치
US4097160A (en) Method for inspecting object defection by light beam
JPS59133412A (ja) 組立精度測定装置
JPS622113A (ja) 反射光による表面粗さ計
JPH01107139A (ja) パターン検知装置
US4597668A (en) Device for checking positional accuracy
JP2983318B2 (ja) 形状測定装置及び測定法
JPH05500853A (ja) ガラス管壁の厚さを決定するための方法及び装置
JPH0128403Y2 (enExample)
JPH0471453B2 (enExample)
JP2925168B2 (ja) 位置検出装置及び方法
JPH0569165B2 (enExample)
JP2591143B2 (ja) 三次元形状測定装置
JPS6324243B2 (enExample)
JP3365881B2 (ja) レンズの屈折率検査装置
JPH04130239A (ja) 動的面出入り測定装置
JPS61134609A (ja) 変位測定方法
RU1768967C (ru) Устройство дл контрол шероховатости поверхности
SU1402802A1 (ru) Способ контрол кривизны плоской поверхности
JPH0331367B2 (enExample)
JPH0875856A (ja) 速度計
JPH0518747A (ja) 光軸調整方法
JPH0540024A (ja) 形状測定システム
JPS61271402A (ja) 物体検出装置
JPH0118369B2 (enExample)