FR823544A - Improvements to cathode ray tubes employing photoelectric mosaic screens - Google Patents

Improvements to cathode ray tubes employing photoelectric mosaic screens

Info

Publication number
FR823544A
FR823544A FR823544DA FR823544A FR 823544 A FR823544 A FR 823544A FR 823544D A FR823544D A FR 823544DA FR 823544 A FR823544 A FR 823544A
Authority
FR
France
Prior art keywords
cathode ray
ray tubes
mosaic screens
tubes employing
employing photoelectric
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.)
EMI Ltd
Electrical and Musical Industries Ltd
Original Assignee
EMI Ltd
Electrical and Musical Industries 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 EMI Ltd, Electrical and Musical Industries Ltd filed Critical EMI Ltd
Application granted granted Critical
Publication of FR823544A publication Critical patent/FR823544A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J29/00—Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
    • H01J29/02—Electrodes; Screens; Mounting, supporting, spacing or insulating thereof
    • H01J29/10—Screens on or from which an image or pattern is formed, picked up, converted or stored
    • H01J29/36—Photoelectric screens; Charge-storage screens
    • H01J29/39—Charge-storage screens
    • H01J29/43—Charge-storage screens using photo-emissive mosaic, e.g. for orthicon, for iconoscope
FR823544D 1936-06-25 1937-06-24 Improvements to cathode ray tubes employing photoelectric mosaic screens Expired FR823544A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB17630/36A GB480946A (en) 1936-06-25 1936-06-25 Improvements in or relating to cathode ray tubes employing photo-electric mosaic screens

Publications (1)

Publication Number Publication Date
FR823544A true FR823544A (en) 1938-01-21

Family

ID=10098489

Family Applications (1)

Application Number Title Priority Date Filing Date
FR823544D Expired FR823544A (en) 1936-06-25 1937-06-24 Improvements to cathode ray tubes employing photoelectric mosaic screens

Country Status (3)

Country Link
US (1) US2178233A (en)
FR (1) FR823544A (en)
GB (1) GB480946A (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2463180A (en) * 1943-04-29 1949-03-01 Bell Telephone Labor Inc Method and apparatus for making mosaic targets for electron beams
US2428868A (en) * 1944-05-01 1947-10-14 Rca Corp Apparatus for producing hardened optical coatings by electron bombardment
US2456708A (en) * 1944-05-01 1948-12-21 Rca Corp Apparatus for improving the durability of optical coatings
US2447979A (en) * 1944-07-06 1948-08-24 Mallory & Co Inc P R Copper base alloy for metal evaporation
US2434931A (en) * 1944-12-01 1948-01-27 Bell Telephone Labor Inc Method and apparatus for ionic discharge coating
US2434930A (en) * 1944-12-01 1948-01-27 Bell Telephone Labor Inc Method and apparatus for ionic discharge coating
US2533387A (en) * 1948-11-16 1950-12-12 Nat Union Radio Corp Method and apparatus for making dynodes
US2776227A (en) * 1953-08-19 1957-01-01 Rca Corp Method of processing a photosensitive mosaic electrode

Also Published As

Publication number Publication date
GB480946A (en) 1938-02-25
US2178233A (en) 1939-10-31

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