GB2144538B - Linear measurement apparatus - Google Patents

Linear measurement apparatus

Info

Publication number
GB2144538B
GB2144538B GB08419733A GB8419733A GB2144538B GB 2144538 B GB2144538 B GB 2144538B GB 08419733 A GB08419733 A GB 08419733A GB 8419733 A GB8419733 A GB 8419733A GB 2144538 B GB2144538 B GB 2144538B
Authority
GB
United Kingdom
Prior art keywords
measurement apparatus
linear measurement
linear
measurement
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
GB08419733A
Other versions
GB8419733D0 (en
GB2144538A (en
Inventor
Gerd Jager
Hans Buchner
Eberhard Manske
Walter Schott
Kurt Schumacher
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.)
SUHL FEINMESSZEUGFAB VEB
Original Assignee
SUHL FEINMESSZEUGFAB VEB
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 SUHL FEINMESSZEUGFAB VEB filed Critical SUHL FEINMESSZEUGFAB VEB
Publication of GB8419733D0 publication Critical patent/GB8419733D0/en
Publication of GB2144538A publication Critical patent/GB2144538A/en
Priority to GB08517462A priority Critical patent/GB2162705B/en
Application granted granted Critical
Publication of GB2144538B publication Critical patent/GB2144538B/en
Expired 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
    • G01B11/02—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B9/00—Measuring instruments characterised by the use of optical techniques
    • G01B9/02—Interferometers

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Instruments For Measurement Of Length By Optical Means (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
GB08419733A 1983-08-03 1984-08-02 Linear measurement apparatus Expired GB2144538B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB08517462A GB2162705B (en) 1984-08-02 1985-07-10 Lift shaft lighting control

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DD25364783A DD220698A1 (en) 1983-08-03 1983-08-03 DEVICE IN PARTICULAR FOR WAY MEASUREMENT

Publications (3)

Publication Number Publication Date
GB8419733D0 GB8419733D0 (en) 1984-09-05
GB2144538A GB2144538A (en) 1985-03-06
GB2144538B true GB2144538B (en) 1987-05-13

Family

ID=5549533

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08419733A Expired GB2144538B (en) 1983-08-03 1984-08-02 Linear measurement apparatus

Country Status (3)

Country Link
DD (1) DD220698A1 (en)
DE (1) DE3426981A1 (en)
GB (1) GB2144538B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19643475C1 (en) * 1996-10-22 1998-06-25 Laser Applikationan Gmbh Speed measurement method based on the laser Doppler principle
CN117781959B (en) * 2023-12-26 2024-07-30 成都宏明双新科技股份有限公司 Method for detecting and aligning Pin flatness of shielding case

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2088675A5 (en) * 1970-04-21 1972-01-07 Thomson Csf
CH526090A (en) * 1970-06-29 1972-07-31 Genevoise Instr Physique Digital display photoelectric microscope
DE3029329A1 (en) * 1980-08-01 1982-03-11 Siemens AG, 1000 Berlin und 8000 München Distance measurement w.r.t. reference line in light path - detecting reference line as centre of divided laser beam

Also Published As

Publication number Publication date
GB8419733D0 (en) 1984-09-05
DE3426981C2 (en) 1989-02-02
DE3426981A1 (en) 1985-02-14
GB2144538A (en) 1985-03-06
DD220698A1 (en) 1985-04-03

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee