JPH0128881B2 - - Google Patents

Info

Publication number
JPH0128881B2
JPH0128881B2 JP8290481A JP8290481A JPH0128881B2 JP H0128881 B2 JPH0128881 B2 JP H0128881B2 JP 8290481 A JP8290481 A JP 8290481A JP 8290481 A JP8290481 A JP 8290481A JP H0128881 B2 JPH0128881 B2 JP H0128881B2
Authority
JP
Japan
Prior art keywords
reflected
light
spherical surface
prism
optical
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.)
Expired
Application number
JP8290481A
Other languages
English (en)
Japanese (ja)
Other versions
JPS57197406A (en
Inventor
Hiroshi Mizutani
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.)
Mitutoyo Corp
Original Assignee
Mitutoyo 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 Mitutoyo Corp filed Critical Mitutoyo Corp
Priority to JP8290481A priority Critical patent/JPS57197406A/ja
Publication of JPS57197406A publication Critical patent/JPS57197406A/ja
Publication of JPH0128881B2 publication Critical patent/JPH0128881B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00—Measuring arrangements characterised by the use of optical techniques
    • G01B11/24—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures
    • G01B11/2408—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures for measuring roundness

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Testing Of Optical Devices Or Fibers (AREA)
JP8290481A 1981-05-29 1981-05-29 Optical spherometer Granted JPS57197406A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8290481A JPS57197406A (en) 1981-05-29 1981-05-29 Optical spherometer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8290481A JPS57197406A (en) 1981-05-29 1981-05-29 Optical spherometer

Publications (2)

Publication Number Publication Date
JPS57197406A JPS57197406A (en) 1982-12-03
JPH0128881B2 true JPH0128881B2 (enrdf_load_stackoverflow) 1989-06-06

Family

ID=13787239

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8290481A Granted JPS57197406A (en) 1981-05-29 1981-05-29 Optical spherometer

Country Status (1)

Country Link
JP (1) JPS57197406A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020175026A1 (ja) * 2019-02-28 2020-09-03 Ｎｔｔエレクトロニクス株式会社 光伝送特性推定方法、光伝送特性推定システム及び光伝送特性補償システム

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020175026A1 (ja) * 2019-02-28 2020-09-03 Ｎｔｔエレクトロニクス株式会社 光伝送特性推定方法、光伝送特性推定システム及び光伝送特性補償システム
US11228366B2 (en) 2019-02-28 2022-01-18 Ntt Electronics Corporation Optical transmission characteristics estimation method, optical transmission characteristics estimation system, and optical transmission characteristics compensation system

Also Published As

Publication number Publication date
JPS57197406A (en) 1982-12-03

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