DD109123A1 - - Google Patents

Info

Publication number
DD109123A1
DD109123A1 DD17498673A DD17498673A DD109123A1 DD 109123 A1 DD109123 A1 DD 109123A1 DD 17498673 A DD17498673 A DD 17498673A DD 17498673 A DD17498673 A DD 17498673A DD 109123 A1 DD109123 A1 DD 109123A1
Authority
DD
German Democratic Republic
Application number
DD17498673A
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 filed Critical
Priority to DD17498673A priority Critical patent/DD109123A1/xx
Priority to DE19747420439 priority patent/DE7420439U/en
Priority to DE2428751A priority patent/DE2428751A1/en
Publication of DD109123A1 publication Critical patent/DD109123A1/xx

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
    • G01J1/02—Details
    • G01J1/04—Optical or mechanical part supplementary adjustable parts
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B23/00—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices
    • G02B23/12—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices with means for image conversion or intensification
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J40/00—Photoelectric discharge tubes not involving the ionisation of a gas
    • H01J40/02—Details
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J43/00—Secondary-emission tubes; Electron-multiplier tubes
    • H01J43/04—Electron multipliers
    • 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
    • G01J1/02—Details
    • G01J1/04—Optical or mechanical part supplementary adjustable parts
    • G01J1/0407—Optical elements not provided otherwise, e.g. manifolds, windows, holograms, gratings
    • 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
    • G01J1/02—Details
    • G01J1/04—Optical or mechanical part supplementary adjustable parts
    • G01J1/0407—Optical elements not provided otherwise, e.g. manifolds, windows, holograms, gratings
    • G01J1/0422—Optical elements not provided otherwise, e.g. manifolds, windows, holograms, gratings using light concentrators, collectors or condensers

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Astronomy & Astrophysics (AREA)
  • Optics & Photonics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
  • Optical Elements Other Than Lenses (AREA)
DD17498673A 1973-11-16 1973-11-16 DD109123A1 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
DD17498673A DD109123A1 (en) 1973-11-16 1973-11-16
DE19747420439 DE7420439U (en) 1973-11-16 1974-06-14 ARRANGEMENT TO INCREASE THE EFFECTIVE QUANTUM YIELD IN PHOTO MULTIPLERS
DE2428751A DE2428751A1 (en) 1973-11-16 1974-06-14 Effective quantum yield of photo-multiplier - has sensitivity increased by redirection of cathode reflected light back to light sensitive cathode spot

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DD17498673A DD109123A1 (en) 1973-11-16 1973-11-16

Publications (1)

Publication Number Publication Date
DD109123A1 true DD109123A1 (en) 1974-10-12

Family

ID=5493648

Family Applications (1)

Application Number Title Priority Date Filing Date
DD17498673A DD109123A1 (en) 1973-11-16 1973-11-16

Country Status (2)

Country Link
DD (1) DD109123A1 (en)
DE (2) DE7420439U (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01122196U (en) * 1988-02-12 1989-08-18

Also Published As

Publication number Publication date
DE2428751A1 (en) 1975-05-22
DE7420439U (en) 1977-08-11

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