FR2274912B1 - - Google Patents

Info

Publication number
FR2274912B1
FR2274912B1 FR7518494A FR7518494A FR2274912B1 FR 2274912 B1 FR2274912 B1 FR 2274912B1 FR 7518494 A FR7518494 A FR 7518494A FR 7518494 A FR7518494 A FR 7518494A FR 2274912 B1 FR2274912 B1 FR 2274912B1
Authority
FR
France
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
FR7518494A
Other languages
French (fr)
Other versions
FR2274912A1 (fr
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.)
Individual
Original Assignee
Individual
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
Priority claimed from DE19742428901 external-priority patent/DE2428901C3/de
Application filed by Individual filed Critical Individual
Publication of FR2274912A1 publication Critical patent/FR2274912A1/fr
Application granted granted Critical
Publication of FR2274912B1 publication Critical patent/FR2274912B1/fr
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/47—Scattering, i.e. diffuse reflection
    • G01N21/49—Scattering, i.e. diffuse reflection within a body or fluid
    • G01N21/53—Scattering, i.e. diffuse reflection within a body or fluid within a flowing fluid, e.g. smoke
    • G01N21/538—Scattering, i.e. diffuse reflection within a body or fluid within a flowing fluid, e.g. smoke for determining atmospheric attenuation and visibility
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64F—GROUND OR AIRCRAFT-CARRIER-DECK INSTALLATIONS SPECIALLY ADAPTED FOR USE IN CONNECTION WITH AIRCRAFT; DESIGNING, MANUFACTURING, ASSEMBLING, CLEANING, MAINTAINING OR REPAIRING AIRCRAFT, NOT OTHERWISE PROVIDED FOR; HANDLING, TRANSPORTING, TESTING OR INSPECTING AIRCRAFT COMPONENTS, NOT OTHERWISE PROVIDED FOR
    • B64F1/00—Ground or aircraft-carrier-deck installations
    • B64F1/18—Visual or acoustic landing aids

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Acoustics & Sound (AREA)
  • Health & Medical Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
  • Optical Radar Systems And Details Thereof (AREA)
  • Length Measuring Devices By Optical Means (AREA)
FR7518494A 1974-06-14 1975-06-13 Appareil pour la mesure des proprietes optiques de l'atmosphere Granted FR2274912A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19742428901 DE2428901C3 (de) 1974-06-14 Gerät zur Bestimmung des ZuStandes der Atmosphäre auf Flugplätzen aus Messungen der optischen Transmissions-oder Reflexionseigenschaften der Atmosphäre

Publications (2)

Publication Number Publication Date
FR2274912A1 FR2274912A1 (fr) 1976-01-09
FR2274912B1 true FR2274912B1 (enExample) 1977-07-22

Family

ID=5918198

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7518494A Granted FR2274912A1 (fr) 1974-06-14 1975-06-13 Appareil pour la mesure des proprietes optiques de l'atmosphere

Country Status (7)

Country Link
US (1) US3986023A (enExample)
JP (1) JPS5413796B2 (enExample)
CA (1) CA1047787A (enExample)
CH (1) CH591089A5 (enExample)
FR (1) FR2274912A1 (enExample)
GB (1) GB1477965A (enExample)
IT (1) IT1038933B (enExample)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2514897A1 (fr) * 1981-10-16 1983-04-22 Enertec Transmissometre a faisceau fin
GB8600706D0 (en) * 1986-01-13 1986-02-19 Secretary Transport Brit Lighting systems
USH1066H (en) 1990-07-16 1992-06-02 The United States Of America As Represented By The Secretary Of The Navy Airborne infrared transmissometer
US5360980A (en) * 1993-02-26 1994-11-01 High Yield Technology Structure and method for providing a gas purge for a vacuum particle sensor installed in a corrosive or coating environment
DE10163196A1 (de) * 2001-12-21 2003-07-03 Bsh Bosch Siemens Hausgeraete Spülverfahren für Geschirrspülmaschinen und Geschirrspülmaschinen
CN104792743A (zh) * 2015-03-24 2015-07-22 北京赛凡光电仪器有限公司 全天候长距离透射式大气能见度仪
CN112805597A (zh) * 2018-10-05 2021-05-14 英弘精机株式会社 气象观测用激光雷达
US11204320B2 (en) 2020-04-23 2021-12-21 Raytheon Company Aerosol transmissometer with an in-process transfer standard

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2207097A (en) * 1938-07-20 1940-07-09 Union Switch & Signal Co Light sensitive device
US2827561A (en) * 1955-05-09 1958-03-18 Streeter Amet Co Roadway light
DE1147408B (de) * 1958-05-06 1963-04-18 Fruengel Frank Dr Ing Anordnung zur objektiven Messung der Sichtweite
US3162373A (en) * 1962-12-12 1964-12-22 Sylvania Electric Prod Runway lighting system

Also Published As

Publication number Publication date
DE2428901B2 (de) 1976-11-18
IT1038933B (it) 1979-11-30
JPS5112175A (enExample) 1976-01-30
US3986023A (en) 1976-10-12
DE2428901A1 (de) 1976-01-15
FR2274912A1 (fr) 1976-01-09
GB1477965A (en) 1977-06-29
CA1047787A (en) 1979-02-06
JPS5413796B2 (enExample) 1979-06-02
CH591089A5 (enExample) 1977-09-15

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse