FR1070535A - Improvements to spectrophotometers - Google Patents

Improvements to spectrophotometers

Info

Publication number
FR1070535A
FR1070535A FR1070535DA FR1070535A FR 1070535 A FR1070535 A FR 1070535A FR 1070535D A FR1070535D A FR 1070535DA FR 1070535 A FR1070535 A FR 1070535A
Authority
FR
France
Prior art keywords
spectrophotometers
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
Other languages
French (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.)
Evans Electroselenium Ltd
Original Assignee
Evans Electroselenium 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 Evans Electroselenium Ltd filed Critical Evans Electroselenium Ltd
Application granted granted Critical
Publication of FR1070535A publication Critical patent/FR1070535A/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
    • G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
    • G01J3/46—Measurement of colour; Colour measuring devices, e.g. colorimeters
    • G01J3/50—Measurement of colour; Colour measuring devices, e.g. colorimeters using electric radiation detectors
    • G01J3/51—Measurement of colour; Colour measuring devices, e.g. colorimeters using electric radiation detectors using colour filters
    • 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
    • G01J3/46—Measurement of colour; Colour measuring devices, e.g. colorimeters
    • G01J3/50—Measurement of colour; Colour measuring devices, e.g. colorimeters using electric radiation detectors
    • G01J3/501—Colorimeters using spectrally-selective light sources, e.g. LEDs

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • General Physics & Mathematics (AREA)
FR1070535D 1952-10-29 1952-10-29 Improvements to spectrophotometers Expired FR1070535A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1070535T 1952-10-29

Publications (1)

Publication Number Publication Date
FR1070535A true FR1070535A (en) 1954-07-28

Family

ID=9604754

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1070535D Expired FR1070535A (en) 1952-10-29 1952-10-29 Improvements to spectrophotometers

Country Status (1)

Country Link
FR (1) FR1070535A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106644944A (en) * 2017-03-16 2017-05-10 烟台德瑞生物科技有限公司 Filter reading device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106644944A (en) * 2017-03-16 2017-05-10 烟台德瑞生物科技有限公司 Filter reading device

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