BE785749A - Tube de camera de television (vidicon) dans lequel on contrecarre l'influence defavorable du faisceau de retour - Google Patents

Tube de camera de television (vidicon) dans lequel on contrecarre l'influence defavorable du faisceau de retour

Info

Publication number
BE785749A
BE785749A BE785749DA BE785749A BE 785749 A BE785749 A BE 785749A BE 785749D A BE785749D A BE 785749DA BE 785749 A BE785749 A BE 785749A
Authority
BE
Belgium
Prior art keywords
counterled
vidicon
television camera
adverse influence
return beam
Prior art date
Application number
Other languages
English (en)
French (fr)
Original Assignee
Philips Nv
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.)
Publication date
Publication of BE785749A publication Critical patent/BE785749A/xx

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J31/00—Cathode ray tubes; Electron beam tubes
    • H01J31/08—Cathode ray tubes; Electron beam tubes having a screen on or from which an image or pattern is formed, picked up, converted, or stored
    • H01J31/26—Image pick-up tubes having an input of visible light and electric output
    • H01J31/28—Image pick-up tubes having an input of visible light and electric output with electron ray scanning the image screen
    • H01J31/34—Image pick-up tubes having an input of visible light and electric output with electron ray scanning the image screen having regulation of screen potential at cathode potential, e.g. orthicon
    • H01J31/38—Tubes with photoconductive screen, e.g. vidicon
    • 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
    • H01J29/46—Arrangements of electrodes and associated parts for generating or controlling the ray or beam, e.g. electron-optical arrangement
    • H01J29/48—Electron guns
    • H01J29/488—Schematic arrangements of the electrodes for beam forming; Place and form of the elecrodes
    • 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
    • H01J29/46—Arrangements of electrodes and associated parts for generating or controlling the ray or beam, e.g. electron-optical arrangement
    • H01J29/56—Arrangements for controlling cross-section of ray or beam; Arrangements for correcting aberration of beam, e.g. due to lenses
    • 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
    • H01J29/84—Traps for removing or diverting unwanted particles, e.g. negative ions, fringing electrons; Arrangements for velocity or mass selection
BE785749D 1971-07-02 Tube de camera de television (vidicon) dans lequel on contrecarre l'influence defavorable du faisceau de retour BE785749A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7109170A NL7109170A (xx) 1971-07-02 1971-07-02

Publications (1)

Publication Number Publication Date
BE785749A true BE785749A (fr) 1973-01-02

Family

ID=19813538

Family Applications (1)

Application Number Title Priority Date Filing Date
BE785749D BE785749A (fr) 1971-07-02 Tube de camera de television (vidicon) dans lequel on contrecarre l'influence defavorable du faisceau de retour

Country Status (9)

Country Link
JP (1) JPS5343768B1 (xx)
AU (1) AU471912B2 (xx)
BE (1) BE785749A (xx)
CA (1) CA950955A (xx)
DE (1) DE2231519A1 (xx)
FR (1) FR2144743B1 (xx)
GB (1) GB1330448A (xx)
IT (1) IT956931B (xx)
NL (1) NL7109170A (xx)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54129871A (en) * 1978-02-13 1979-10-08 Philips Nv Device having camera tube
GB2015195A (en) * 1978-02-15 1979-09-05 Tektronix Inc Cathode Ray Tube Having Low Voltage Focus and Dynamic Correction
NL7809345A (nl) * 1978-09-14 1980-03-18 Philips Nv Kathodestraalbuis.
US5287038A (en) * 1992-05-14 1994-02-15 Litton Systems, Inc. High resolution electron gun
EP0589522B1 (en) * 1992-09-25 1997-03-05 Koninklijke Philips Electronics N.V. Cathode-ray tube

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1032419B (de) * 1938-04-05 1958-06-19 Loewe Opta Ag Braunsche Roehre
NL160428C (nl) * 1968-02-13 1979-10-15 Philips Nv Beeldopneeminrichting met een beeldopneembuis en beeldop- neembuis voor een dergelijke inrichting.

Also Published As

Publication number Publication date
AU4400672A (en) 1974-01-03
FR2144743A1 (xx) 1973-02-16
CA950955A (en) 1974-07-09
GB1330448A (en) 1973-09-19
AU471912B2 (en) 1976-05-06
IT956931B (it) 1973-10-10
FR2144743B1 (xx) 1977-04-01
JPS5343768B1 (xx) 1978-11-22
NL7109170A (xx) 1973-01-04
DE2231519A1 (de) 1973-01-11

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