FR2258621B3 - - Google Patents

Info

Publication number
FR2258621B3
FR2258621B3 FR7435386A FR7435386A FR2258621B3 FR 2258621 B3 FR2258621 B3 FR 2258621B3 FR 7435386 A FR7435386 A FR 7435386A FR 7435386 A FR7435386 A FR 7435386A FR 2258621 B3 FR2258621 B3 FR 2258621B3
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
FR7435386A
Other versions
FR2258621A1 (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.)
ABB Training Center GmbH and Co KG
Original Assignee
Hartmann and Braun AG
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 Hartmann and Braun AG filed Critical Hartmann and Braun AG
Publication of FR2258621A1 publication Critical patent/FR2258621A1/fr
Application granted granted Critical
Publication of FR2258621B3 publication Critical patent/FR2258621B3/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J1/00—Photometry, e.g. photographic exposure meter
    • G01J1/10—Photometry, e.g. photographic exposure meter by comparison with reference light or electric value provisionally void
    • G01J1/20—Photometry, e.g. photographic exposure meter by comparison with reference light or electric value provisionally void intensity of the measured or reference value being varied to equalise their effects at the detectors, e.g. by varying incidence angle
    • G01J1/34—Photometry, e.g. photographic exposure meter by comparison with reference light or electric value provisionally void intensity of the measured or reference value being varied to equalise their effects at the detectors, e.g. by varying incidence angle using separate light paths used alternately or sequentially, e.g. flicker
    • G01J1/36—Photometry, e.g. photographic exposure meter by comparison with reference light or electric value provisionally void intensity of the measured or reference value being varied to equalise their effects at the detectors, e.g. by varying incidence angle using separate light paths used alternately or sequentially, e.g. flicker using electric radiation detectors

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
  • Mechanical Light Control Or Optical Switches (AREA)
  • Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
  • Diaphragms For Cameras (AREA)
FR7435386A 1974-01-22 1974-10-22 Expired FR2258621B3 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2402865A DE2402865C2 (de) 1974-01-22 1974-01-22 Lichtunterbrechungsvorrichtung für photometrische Meßgeräte

Publications (2)

Publication Number Publication Date
FR2258621A1 FR2258621A1 (fr) 1975-08-18
FR2258621B3 true FR2258621B3 (fr) 1976-12-10

Family

ID=5905361

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7435386A Expired FR2258621B3 (fr) 1974-01-22 1974-10-22

Country Status (6)

Country Link
US (1) US3970372A (fr)
JP (1) JPS50104978A (fr)
DE (1) DE2402865C2 (fr)
FR (1) FR2258621B3 (fr)
GB (1) GB1447342A (fr)
IT (1) IT1026758B (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3723177C2 (de) * 1987-07-14 1996-08-22 Fisher Rosemount Gmbh & Co Ges Strahlungs-Zerhackereinrichtung
DE8902686U1 (de) * 1989-03-06 1990-04-05 Siemens AG, 1000 Berlin und 8000 München Einrichtung zur Strahlmodulation im Strahlengang photometrischer Analysatoren
RU2455171C1 (ru) * 2011-03-11 2012-07-10 Николай Петрович Дядченко Колесо транспортного средства
RU2564266C1 (ru) * 2014-09-09 2015-09-27 Николай Петрович Дядченко Колесо транспортного средства

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2132973C3 (de) * 1970-07-04 1974-05-30 Horiba Ltd., Kyoto, Kyoto (Japan) Optische Meßvorrichtung. Ausscheidung in: 2166382
US3729264A (en) * 1971-08-09 1973-04-24 Horiba Ltd Analyzer using the rotor of a motor as a light chopper

Also Published As

Publication number Publication date
JPS50104978A (fr) 1975-08-19
US3970372A (en) 1976-07-20
DE2402865A1 (de) 1975-07-24
IT1026758B (it) 1978-10-20
DE2402865C2 (de) 1983-03-24
FR2258621A1 (fr) 1975-08-18
GB1447342A (en) 1976-08-25

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