DE3578963D1 - Optischer messapparat. - Google Patents

Optischer messapparat.

Info

Publication number
DE3578963D1
DE3578963D1 DE8585304209T DE3578963T DE3578963D1 DE 3578963 D1 DE3578963 D1 DE 3578963D1 DE 8585304209 T DE8585304209 T DE 8585304209T DE 3578963 T DE3578963 T DE 3578963T DE 3578963 D1 DE3578963 D1 DE 3578963D1
Authority
DE
Germany
Prior art keywords
measuring apparatus
optical measuring
optical
measuring
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 - Fee Related
Application number
DE8585304209T
Other languages
English (en)
Inventor
David Evan Naunton Davies
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.)
National Research Development Corp UK
Original Assignee
National Research Development Corp UK
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 National Research Development Corp UK filed Critical National Research Development Corp UK
Application granted granted Critical
Publication of DE3578963D1 publication Critical patent/DE3578963D1/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
    • G01D5/26—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light
    • G01D5/268—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light using optical fibres

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Optical Transform (AREA)
DE8585304209T 1984-06-14 1985-06-13 Optischer messapparat. Expired - Fee Related DE3578963D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB848415127A GB8415127D0 (en) 1984-06-14 1984-06-14 Optical displacement sensors

Publications (1)

Publication Number Publication Date
DE3578963D1 true DE3578963D1 (de) 1990-09-06

Family

ID=10562401

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8585304209T Expired - Fee Related DE3578963D1 (de) 1984-06-14 1985-06-13 Optischer messapparat.

Country Status (4)

Country Link
US (1) US4666304A (de)
EP (1) EP0168182B1 (de)
DE (1) DE3578963D1 (de)
GB (2) GB8415127D0 (de)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2178165B (en) * 1985-07-24 1989-08-09 Rolls Royce Plc Optical monitoring method and apparatus
GB8524776D0 (en) * 1985-10-08 1985-11-13 Iravani M V M v saw detector & pc microscope
DE3606488A1 (de) * 1986-02-28 1987-09-03 Philips Patentverwaltung Verfahren zur ermittlung von messdaten ueber eine optische uebertragungsstrecke mittels eines optischen sensors
GB2198841B (en) * 1986-12-10 1990-12-12 Plessey Co Plc Improvements relating to optical sensors
US4778270A (en) * 1987-01-20 1988-10-18 Allied Corporation Spectral optic temperature sensor
FR2610465A1 (fr) * 1987-02-02 1988-08-05 Photonetics Dispositif de detection a fibres optiques impliquant un controle de bon fonctionnement
US4800266A (en) * 1987-09-03 1989-01-24 Western Atlas International, Inc. Fiber optic sensor with light sampling for referencing
IT1216609B (it) * 1988-04-21 1990-03-08 Pirelli Cavi Spa Sensore ottico di posizione.
GB9007248D0 (en) * 1990-03-30 1990-05-30 Imatronic Ltd Distance measurement
CA2365838C (en) * 1999-04-07 2011-01-18 Loma Linda University Medical Center Patient motion monitoring system for proton therapy
AU2002353904B2 (en) * 2001-10-30 2005-07-07 Loma Linda University Medical Center Method and device for delivering radiotherapy
DE10242373B4 (de) * 2002-09-12 2009-07-16 Siemens Ag Konfokaler Abstandssensor
CA2967536C (en) 2003-08-12 2020-08-25 Vision Rt Limited Patient positioning system for radiation therapy system
US7073508B2 (en) 2004-06-25 2006-07-11 Loma Linda University Medical Center Method and device for registration and immobilization
US8210899B2 (en) 2006-11-21 2012-07-03 Loma Linda University Medical Center Device and method for immobilizing patients for breast radiation therapy

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3327584A (en) * 1963-09-09 1967-06-27 Mechanical Tech Inc Fiber optic proximity probe
AU6470180A (en) * 1980-06-10 1981-12-17 Ronald Fisher Navigational aid indicators
US4488813A (en) * 1982-04-29 1984-12-18 Mechanical Technology Incorporated Reflectivity compensating system for fiber optic sensor employing dual probes at a fixed gap differential
US4596925A (en) * 1982-10-27 1986-06-24 The Foxboro Company Fiber optic displacement sensor with built-in reference
GB8405638D0 (en) * 1984-03-03 1984-04-04 Monicell Ltd Optical transducer and measuring device
US4631401A (en) * 1984-06-06 1986-12-23 Dieterich Standard Corporation Optic sensors

Also Published As

Publication number Publication date
US4666304A (en) 1987-05-19
EP0168182A3 (en) 1987-11-19
GB2160311A (en) 1985-12-18
EP0168182A2 (de) 1986-01-15
EP0168182B1 (de) 1990-08-01
GB8514999D0 (en) 1985-07-17
GB8415127D0 (en) 1984-07-18
GB2160311B (en) 1987-11-25

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee