JPS5379587A - Photoelectric power measuring apparatus - Google Patents

Photoelectric power measuring apparatus

Info

Publication number
JPS5379587A
JPS5379587A JP15529776A JP15529776A JPS5379587A JP S5379587 A JPS5379587 A JP S5379587A JP 15529776 A JP15529776 A JP 15529776A JP 15529776 A JP15529776 A JP 15529776A JP S5379587 A JPS5379587 A JP S5379587A
Authority
JP
Japan
Prior art keywords
measuring apparatus
power measuring
photoelectric power
photoelectric
miniaturize
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.)
Pending
Application number
JP15529776A
Other languages
Japanese (ja)
Inventor
Mitsuhiro Motegi
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.)
Fujitsu Ltd
Original Assignee
Fujitsu Ltd
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 Fujitsu Ltd filed Critical Fujitsu Ltd
Priority to JP15529776A priority Critical patent/JPS5379587A/en
Publication of JPS5379587A publication Critical patent/JPS5379587A/en
Pending 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)

Abstract

PURPOSE:To miniaturize a photoelectric power measuring apparatus and preventing jitter, etc. by using a chopper device which is electrically driven by an oscillator.
JP15529776A 1976-12-23 1976-12-23 Photoelectric power measuring apparatus Pending JPS5379587A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15529776A JPS5379587A (en) 1976-12-23 1976-12-23 Photoelectric power measuring apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15529776A JPS5379587A (en) 1976-12-23 1976-12-23 Photoelectric power measuring apparatus

Publications (1)

Publication Number Publication Date
JPS5379587A true JPS5379587A (en) 1978-07-14

Family

ID=15602806

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15529776A Pending JPS5379587A (en) 1976-12-23 1976-12-23 Photoelectric power measuring apparatus

Country Status (1)

Country Link
JP (1) JPS5379587A (en)

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