FR836698A - observation screen for braun tubes, preferably for projection - Google Patents

observation screen for braun tubes, preferably for projection

Info

Publication number
FR836698A
FR836698A FR836698DA FR836698A FR 836698 A FR836698 A FR 836698A FR 836698D A FR836698D A FR 836698DA FR 836698 A FR836698 A FR 836698A
Authority
FR
France
Prior art keywords
projection
observation screen
braun tubes
braun
tubes
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.)
Robert Bosch Fernsehanlagen GmbH
Original Assignee
Fernseh GmbH
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 Fernseh GmbH filed Critical Fernseh GmbH
Application granted granted Critical
Publication of FR836698A publication Critical patent/FR836698A/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
    • H01J29/18—Luminescent screens
    • H01J29/24—Supports for luminescent material
FR836698D 1937-04-15 1938-04-15 observation screen for braun tubes, preferably for projection Expired FR836698A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE836698X 1937-04-15

Publications (1)

Publication Number Publication Date
FR836698A true FR836698A (en) 1939-01-24

Family

ID=6761242

Family Applications (1)

Application Number Title Priority Date Filing Date
FR836698D Expired FR836698A (en) 1937-04-15 1938-04-15 observation screen for braun tubes, preferably for projection

Country Status (1)

Country Link
FR (1) FR836698A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2538852A (en) * 1945-12-29 1951-01-23 Rauland Corp Kinescope projection by refractive optical system mounted on tube neck
US2540721A (en) * 1946-09-09 1951-02-06 Motorola Inc Kinescope combined with simultaneously adjustable lens and viewing screen

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2538852A (en) * 1945-12-29 1951-01-23 Rauland Corp Kinescope projection by refractive optical system mounted on tube neck
US2540721A (en) * 1946-09-09 1951-02-06 Motorola Inc Kinescope combined with simultaneously adjustable lens and viewing screen

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