IT956931B - Tubo per riprese televisive del tipo vidicon nel quale viene neu tralizzato l effetto negativo del fascio di ritorn - Google Patents

Tubo per riprese televisive del tipo vidicon nel quale viene neu tralizzato l effetto negativo del fascio di ritorn

Info

Publication number
IT956931B
IT956931B IT2636972A IT2636972A IT956931B IT 956931 B IT956931 B IT 956931B IT 2636972 A IT2636972 A IT 2636972A IT 2636972 A IT2636972 A IT 2636972A IT 956931 B IT956931 B IT 956931B
Authority
IT
Italy
Prior art keywords
tralyzed
neu
negative effect
return beam
type television
Prior art date
Application number
IT2636972A
Other languages
English (en)
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.)
Filing date
Publication date
Application filed by Philips Nv filed Critical Philips Nv
Application granted granted Critical
Publication of IT956931B publication Critical patent/IT956931B/it

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
IT2636972A 1971-07-02 1972-06-28 Tubo per riprese televisive del tipo vidicon nel quale viene neu tralizzato l effetto negativo del fascio di ritorn IT956931B (it)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
IT956931B true IT956931B (it) 1973-10-10

Family

ID=19813538

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2636972A IT956931B (it) 1971-07-02 1972-06-28 Tubo per riprese televisive del tipo vidicon nel quale viene neu tralizzato l effetto negativo del fascio di ritorn

Country Status (9)

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

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
GB1330448A (en) 1973-09-19
JPS5343768B1 (it) 1978-11-22
AU471912B2 (en) 1976-05-06
CA950955A (en) 1974-07-09
NL7109170A (it) 1973-01-04
AU4400672A (en) 1974-01-03
BE785749A (fr) 1973-01-02
FR2144743B1 (it) 1977-04-01
FR2144743A1 (it) 1973-02-16
DE2231519A1 (de) 1973-01-11

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