JPH0128882B2 - - Google Patents

Info

Publication number
JPH0128882B2
JPH0128882B2 JP8290581A JP8290581A JPH0128882B2 JP H0128882 B2 JPH0128882 B2 JP H0128882B2 JP 8290581 A JP8290581 A JP 8290581A JP 8290581 A JP8290581 A JP 8290581A JP H0128882 B2 JPH0128882 B2 JP H0128882B2
Authority
JP
Japan
Prior art keywords
light
optical path
viewing angle
stereoscopic viewing
reflected
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
JP8290581A
Other languages
English (en)
Japanese (ja)
Other versions
JPS57197407A (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 JP8290581A priority Critical patent/JPS57197407A/ja
Publication of JPS57197407A publication Critical patent/JPS57197407A/ja
Publication of JPH0128882B2 publication Critical patent/JPH0128882B2/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)
JP8290581A 1981-05-29 1981-05-29 Optical spherometer Granted JPS57197407A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8290581A JPS57197407A (en) 1981-05-29 1981-05-29 Optical spherometer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8290581A JPS57197407A (en) 1981-05-29 1981-05-29 Optical spherometer

Publications (2)

Publication Number Publication Date
JPS57197407A JPS57197407A (en) 1982-12-03
JPH0128882B2 true JPH0128882B2 (enrdf_load_stackoverflow) 1989-06-06

Family

ID=13787269

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8290581A Granted JPS57197407A (en) 1981-05-29 1981-05-29 Optical spherometer

Country Status (1)

Country Link
JP (1) JPS57197407A (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
JPS57197407A (en) 1982-12-03

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