JPS632322B2 - - Google Patents

Info

Publication number
JPS632322B2
JPS632322B2 JP14799780A JP14799780A JPS632322B2 JP S632322 B2 JPS632322 B2 JP S632322B2 JP 14799780 A JP14799780 A JP 14799780A JP 14799780 A JP14799780 A JP 14799780A JP S632322 B2 JPS632322 B2 JP S632322B2
Authority
JP
Japan
Prior art keywords
measured
inner diameter
measurement
outer diameter
image
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
JP14799780A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5772003A (en
Inventor
Yoshiki Sakurai
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.)
NEC Corp
Original Assignee
Nippon 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 Nippon Electric Co Ltd filed Critical Nippon Electric Co Ltd
Priority to JP14799780A priority Critical patent/JPS5772003A/ja
Publication of JPS5772003A publication Critical patent/JPS5772003A/ja
Publication of JPS632322B2 publication Critical patent/JPS632322B2/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
    • G01B11/08—Measuring arrangements characterised by the use of optical techniques for measuring diameters
    • G01B11/12—Measuring arrangements characterised by the use of optical techniques for measuring diameters internal diameters

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Length Measuring Devices By Optical Means (AREA)
JP14799780A 1980-10-22 1980-10-22 Method of measuring inner diameter of transparent tube Granted JPS5772003A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14799780A JPS5772003A (en) 1980-10-22 1980-10-22 Method of measuring inner diameter of transparent tube

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14799780A JPS5772003A (en) 1980-10-22 1980-10-22 Method of measuring inner diameter of transparent tube

Publications (2)

Publication Number Publication Date
JPS5772003A JPS5772003A (en) 1982-05-06
JPS632322B2 true JPS632322B2 (enrdf_load_stackoverflow) 1988-01-18

Family

ID=15442799

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14799780A Granted JPS5772003A (en) 1980-10-22 1980-10-22 Method of measuring inner diameter of transparent tube

Country Status (1)

Country Link
JP (1) JPS5772003A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6337511A (ja) * 1986-07-30 1988-02-18 昭和電線電纜株式会社 水密ｏｗ電線

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2852389B1 (fr) * 2003-03-12 2005-05-13 Commissariat Energie Atomique Procede de mesure d'objets tridimensionnels par ombroscopie optique a une seule vue
FR2875295B1 (fr) * 2004-09-10 2006-11-17 Commissariat Energie Atomique Procede de mesure d'objets tridimensionnels par ombroscopie optique a une seule vue, utilisant les lois optiques de la propagation de la lumiere
EP3534106B1 (en) 2018-03-01 2020-07-15 Mitutoyo Corporation Apparatuses and methods for inner diameter measurement of transparent tube
FI20185309A1 (en) * 2018-04-04 2019-10-05 Teknologian Tutkimuskeskus Vtt Oy Internal diameter optical measurement

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6337511A (ja) * 1986-07-30 1988-02-18 昭和電線電纜株式会社 水密ｏｗ電線

Also Published As

Publication number Publication date
JPS5772003A (en) 1982-05-06

Similar Documents

Publication Publication Date Title
US8049901B2 (en) Measuring device and measuring method
US3922093A (en) Device for measuring the roughness of a surface
US5118954A (en) Method and device for the geometrical characterization of transparent tubes
JPH02146514A (ja) 光学装置
JPH0781843B2 (ja) 管の内径等の測定装置及びその製造方法並びに測定方法
KR870000478B1 (ko) 광학적 윤곽측정방법
US5017008A (en) Particle measuring apparatus
US6498645B1 (en) Inspection of liquid injectable products for contaminating particles
DE4320845C1 (de) Anordnung zur Messung von Streulicht in Bohrungen von Werkstücken oder in Rohren
US3345120A (en) Light spot apparatus
JPH0648229B2 (ja) 物体の屈折率測定装置
JPS632322B2 (enrdf_load_stackoverflow)
US4184748A (en) Device for expanding practically parallel light rays
US6285451B1 (en) Noncontacting optical method for determining thickness and related apparatus
AU739618B2 (en) Non-contact method for measuring the shape of an object
US6538755B1 (en) System and method of detecting the interface between mediums with dissimilar indices of refraction
JPH0364816B2 (enrdf_load_stackoverflow)
CN110799816B (zh) 用于光束扫描的测量探针
US5078488A (en) Method and apparatus for determining refractive index distribution
RU2242846C1 (ru) Лазерный центратор для рентгеновского излучателя
JPS59166838A (ja) 光フアイバ−の屈折率を測定する装置
JP2000509825A (ja) 光走査デバイス
US4690556A (en) Capillary bore straightness inspection
JPH0886641A (ja) 投受光式焦点検出装置
JPH09257643A (ja) レンズメーター