GB1401561A - Photometers - Google Patents

Photometers

Info

Publication number
GB1401561A
GB1401561A GB2280673A GB2280673A GB1401561A GB 1401561 A GB1401561 A GB 1401561A GB 2280673 A GB2280673 A GB 2280673A GB 2280673 A GB2280673 A GB 2280673A GB 1401561 A GB1401561 A GB 1401561A
Authority
GB
United Kingdom
Prior art keywords
winding
windings
arrangement
fed
inductor
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
GB2280673A
Other languages
English (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.)
Ustav Pro Vyzkum Rud
Original Assignee
Ustav Pro Vyzkum Rud
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 Ustav Pro Vyzkum Rud filed Critical Ustav Pro Vyzkum Rud
Publication of GB1401561A publication Critical patent/GB1401561A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F7/00—Magnets
    • H01F7/06—Electromagnets; Actuators including electromagnets
    • H01F7/064—Circuit arrangements for actuating electromagnets
    • 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)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Spectrometry And Color Measurement (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
GB2280673A 1972-05-16 1973-05-14 Photometers Expired GB1401561A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CS330172A CS154834B1 (enExample) 1972-05-16 1972-05-16

Publications (1)

Publication Number Publication Date
GB1401561A true GB1401561A (en) 1975-07-16

Family

ID=5372646

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2280673A Expired GB1401561A (en) 1972-05-16 1973-05-14 Photometers

Country Status (7)

Country Link
JP (1) JPS4950975A (enExample)
CS (1) CS154834B1 (enExample)
DE (1) DE2322955A1 (enExample)
FR (1) FR2329986A1 (enExample)
GB (1) GB1401561A (enExample)
IT (1) IT989016B (enExample)
SE (1) SE390761B (enExample)

Also Published As

Publication number Publication date
IT989016B (it) 1975-05-20
DE2322955A1 (de) 1973-11-22
SE390761B (sv) 1977-01-17
FR2329986B1 (enExample) 1978-03-31
CS154834B1 (enExample) 1974-04-30
FR2329986A1 (fr) 1977-05-27
JPS4950975A (enExample) 1974-05-17

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Legal Events

Date Code Title Description
PS Patent sealed