FR1441443A - Beam switch for a dual beam spectrophotometry device - Google Patents

Beam switch for a dual beam spectrophotometry device

Info

Publication number
FR1441443A
FR1441443A FR995669A FR995669A FR1441443A FR 1441443 A FR1441443 A FR 1441443A FR 995669 A FR995669 A FR 995669A FR 995669 A FR995669 A FR 995669A FR 1441443 A FR1441443 A FR 1441443A
Authority
FR
France
Prior art keywords
dual
switch
spectrophotometry device
spectrophotometry
beam switch
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
FR995669A
Other languages
French (fr)
Inventor
Daniel Enard
Jacques Pouleau
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.)
Societe Nationale des Petroles dAquitaine SA
Original Assignee
Societe Nationale des Petroles dAquitaine SA
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 Societe Nationale des Petroles dAquitaine SA filed Critical Societe Nationale des Petroles dAquitaine SA
Priority to FR995669A priority Critical patent/FR1441443A/en
Priority to CH1509265A priority patent/CH422371A/en
Priority to BE672053D priority patent/BE672053A/xx
Priority to LU49830A priority patent/LU49830A1/xx
Priority to NL6514977A priority patent/NL6514977A/xx
Priority to DE1965S0100573 priority patent/DE1265449B/en
Application granted granted Critical
Publication of FR1441443A publication Critical patent/FR1441443A/en
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
    • 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
    • G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
    • G01J3/02—Details
    • G01J3/08—Beam switching arrangements

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Spectrometry And Color Measurement (AREA)
FR995669A 1964-11-20 1964-11-20 Beam switch for a dual beam spectrophotometry device Expired FR1441443A (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
FR995669A FR1441443A (en) 1964-11-20 1964-11-20 Beam switch for a dual beam spectrophotometry device
CH1509265A CH422371A (en) 1964-11-20 1965-11-02 Beam switch for a dual beam spectrophotometry device
BE672053D BE672053A (en) 1964-11-20 1965-11-08
LU49830A LU49830A1 (en) 1964-11-20 1965-11-12
NL6514977A NL6514977A (en) 1964-11-20 1965-11-18
DE1965S0100573 DE1265449B (en) 1964-11-20 1965-11-19 Light beam changer for two-beam spectrophotometer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR995669A FR1441443A (en) 1964-11-20 1964-11-20 Beam switch for a dual beam spectrophotometry device

Publications (1)

Publication Number Publication Date
FR1441443A true FR1441443A (en) 1966-06-10

Family

ID=8842951

Family Applications (1)

Application Number Title Priority Date Filing Date
FR995669A Expired FR1441443A (en) 1964-11-20 1964-11-20 Beam switch for a dual beam spectrophotometry device

Country Status (6)

Country Link
BE (1) BE672053A (en)
CH (1) CH422371A (en)
DE (1) DE1265449B (en)
FR (1) FR1441443A (en)
LU (1) LU49830A1 (en)
NL (1) NL6514977A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4073576A (en) * 1976-08-30 1978-02-14 North American Philips Corporation Device for chopping an optical beam
US5184193A (en) * 1989-01-04 1993-02-02 Guided Wave Dual fiber optic spectrophotometer

Also Published As

Publication number Publication date
CH422371A (en) 1966-10-15
LU49830A1 (en) 1966-01-12
BE672053A (en) 1966-03-01
NL6514977A (en) 1966-05-23
DE1265449B (en) 1968-04-04

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