GB2099653B - Position sensing apparatus - Google Patents

Position sensing apparatus

Info

Publication number
GB2099653B
GB2099653B GB8117009A GB8117009A GB2099653B GB 2099653 B GB2099653 B GB 2099653B GB 8117009 A GB8117009 A GB 8117009A GB 8117009 A GB8117009 A GB 8117009A GB 2099653 B GB2099653 B GB 2099653B
Authority
GB
United Kingdom
Prior art keywords
sensing apparatus
position sensing
sensing
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
GB8117009A
Other versions
GB2099653A (en
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.)
Ferranti International PLC
Original Assignee
Ferranti PLC
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 Ferranti PLC filed Critical Ferranti PLC
Priority to GB8117009A priority Critical patent/GB2099653B/en
Publication of GB2099653A publication Critical patent/GB2099653A/en
Application granted granted Critical
Publication of GB2099653B publication Critical patent/GB2099653B/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
    • G01B11/002—Measuring arrangements characterised by the use of optical techniques for measuring two or more coordinates

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Length Measuring Devices By Optical Means (AREA)
GB8117009A 1981-06-03 1981-06-03 Position sensing apparatus Expired GB2099653B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8117009A GB2099653B (en) 1981-06-03 1981-06-03 Position sensing apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8117009A GB2099653B (en) 1981-06-03 1981-06-03 Position sensing apparatus

Publications (2)

Publication Number Publication Date
GB2099653A GB2099653A (en) 1982-12-08
GB2099653B true GB2099653B (en) 1985-09-04

Family

ID=10522247

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8117009A Expired GB2099653B (en) 1981-06-03 1981-06-03 Position sensing apparatus

Country Status (1)

Country Link
GB (1) GB2099653B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3381093D1 (en) * 1982-04-19 1990-02-15 Secr Defence Brit INFRARED PHOTODETECTOR SYSTEMS.
DE3442207A1 (en) * 1984-11-19 1986-05-28 Leybold-Heraeus GmbH, 5000 Köln ELECTRON BEAM POSITION SENSOR

Also Published As

Publication number Publication date
GB2099653A (en) 1982-12-08

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Legal Events

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