JPS51137472A - Automatic spectrophotometer - Google Patents

Automatic spectrophotometer

Info

Publication number
JPS51137472A
JPS51137472A JP6104075A JP6104075A JPS51137472A JP S51137472 A JPS51137472 A JP S51137472A JP 6104075 A JP6104075 A JP 6104075A JP 6104075 A JP6104075 A JP 6104075A JP S51137472 A JPS51137472 A JP S51137472A
Authority
JP
Japan
Prior art keywords
automatic spectrophotometer
flickering
spectrophotometer
automatic
synchronizing
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
JP6104075A
Other languages
Japanese (ja)
Inventor
Masayuki Sengoku
Goro Baba
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP6104075A priority Critical patent/JPS51137472A/en
Publication of JPS51137472A publication Critical patent/JPS51137472A/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)
  • Spectrometry And Color Measurement (AREA)

Abstract

PURPOSE:To provide an automatic spectrophotometer with improved S/N ratio by synchronizing the flicker frequency with the flickering period of the flickering specimen light source.
JP6104075A 1975-05-23 1975-05-23 Automatic spectrophotometer Pending JPS51137472A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6104075A JPS51137472A (en) 1975-05-23 1975-05-23 Automatic spectrophotometer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6104075A JPS51137472A (en) 1975-05-23 1975-05-23 Automatic spectrophotometer

Publications (1)

Publication Number Publication Date
JPS51137472A true JPS51137472A (en) 1976-11-27

Family

ID=13159733

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6104075A Pending JPS51137472A (en) 1975-05-23 1975-05-23 Automatic spectrophotometer

Country Status (1)

Country Link
JP (1) JPS51137472A (en)

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