BE691012A - - Google Patents

Info

Publication number
BE691012A
BE691012A BE691012DA BE691012A BE 691012 A BE691012 A BE 691012A BE 691012D A BE691012D A BE 691012DA BE 691012 A BE691012 A BE 691012A
Authority
BE
Belgium
Application number
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 filed Critical
Publication of BE691012A publication Critical patent/BE691012A/xx

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/10—Beam splitting or combining systems
    • G02B27/14—Beam splitting or combining systems operating by reflection only
    • G02B27/145—Beam splitting or combining systems operating by reflection only having sequential partially reflecting surfaces
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P5/00—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft
    • G01P5/26—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft by measuring the direct influence of the streaming fluid on the properties of a detecting optical wave
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S17/00—Systems using the reflection or reradiation of electromagnetic waves other than radio waves, e.g. lidar systems
    • G01S17/02—Systems using the reflection of electromagnetic waves other than radio waves
    • G01S17/50—Systems of measurement based on relative movement of target
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F2/00—Demodulating light; Transferring the modulation of modulated light; Frequency-changing of light

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Optics & Photonics (AREA)
  • Electromagnetism (AREA)
  • Nonlinear Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Multimedia (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Optical Radar Systems And Details Thereof (AREA)
BE691012D 1966-12-06 1966-12-09 BE691012A (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
AU14904/66A AU409380B2 (en) 1966-12-06 1966-12-06 Improvements in or relating to optical mixing devices
BE691012 1966-12-09
US60804267A 1967-01-09 1967-01-09

Publications (1)

Publication Number Publication Date
BE691012A true BE691012A (fr) 1967-05-16

Family

ID=27152146

Family Applications (1)

Application Number Title Priority Date Filing Date
BE691012D BE691012A (fr) 1966-12-06 1966-12-09

Country Status (3)

Country Link
US (1) US3503682A (fr)
AU (1) AU409380B2 (fr)
BE (1) BE691012A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2035878A1 (fr) * 1969-03-25 1970-12-24 Philips Nv

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3881823A (en) * 1967-06-02 1975-05-06 Philips Corp Apparatus for measuring the variation of an optical path length with the aid of an interferometer
GB1472894A (en) * 1974-03-15 1977-05-11 Nat Res Dev Interferometric methods and apparatus for measuring distance to a surface
GB1564315A (en) * 1976-04-01 1980-04-10 Secr Defence Method and apparatus for measuring retinal blood flow
DE2834660A1 (de) * 1978-08-08 1980-02-21 Honeywell Gmbh Laser-entfernungsmesser
US4391515A (en) * 1981-05-07 1983-07-05 The United States Of America As Represented By The Secretary Of The Navy Optical transmitter/receiver apparatus sharing common optics
US4850041A (en) * 1987-05-13 1989-07-18 Ford Aerospace & Communications Corporation Laser radar with adjustable local oscillator
FR2953934B1 (fr) * 2009-12-11 2011-12-09 Thales Sa Sonde anemometrique optique a deux axes de mesure

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2861493A (en) * 1953-01-29 1958-11-25 Honeywell Regulator Co Apparatus for measuring the light rotatory power of an optically active substance
US2854883A (en) * 1953-05-27 1958-10-07 Polaroid Corp Synchronization tester for related motion picture frames
US3049703A (en) * 1959-10-12 1962-08-14 Gilfillan Bros Inc Dual polarization signal cancellation system
BE632861A (fr) * 1962-05-30
US3177761A (en) * 1963-09-09 1965-04-13 Photolastic Inc Polariscope having simultaneously rotatable waveplates
US3409369A (en) * 1964-04-30 1968-11-05 Honeywell Inc Laser radar

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2035878A1 (fr) * 1969-03-25 1970-12-24 Philips Nv

Also Published As

Publication number Publication date
US3503682A (en) 1970-03-31
AU409380B2 (en) 1971-01-07
AU1490466A (en) 1968-06-06

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Legal Events

Date Code Title Description
RE20 Patent expired

Owner name: DECCA LTD

Effective date: 19861209