GB1137669A - Arrangements for suppressing pincushion distortion and curvature of field in image formation by means of electrostatic electron lenses - Google Patents

Arrangements for suppressing pincushion distortion and curvature of field in image formation by means of electrostatic electron lenses

Info

Publication number
GB1137669A
GB1137669A GB12086/66A GB1208666A GB1137669A GB 1137669 A GB1137669 A GB 1137669A GB 12086/66 A GB12086/66 A GB 12086/66A GB 1208666 A GB1208666 A GB 1208666A GB 1137669 A GB1137669 A GB 1137669A
Authority
GB
United Kingdom
Prior art keywords
coating
transparent
photocathode
curvature
support
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
GB12086/66A
Other languages
English (en)
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of GB1137669A publication Critical patent/GB1137669A/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
    • H01J29/46—Arrangements of electrodes and associated parts for generating or controlling the ray or beam, e.g. electron-optical arrangement
    • H01J29/80—Arrangements for controlling the ray or beam after passing the main deflection system, e.g. for post-acceleration or post-concentration, for colour switching
    • 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
    • H01J29/566—Arrangements for controlling cross-section of ray or beam; Arrangements for correcting aberration of beam, e.g. due to lenses for correcting aberration

Landscapes

  • Image-Pickup Tubes, Image-Amplification Tubes, And Storage Tubes (AREA)
  • Vessels, Lead-In Wires, Accessory Apparatuses For Cathode-Ray Tubes (AREA)
  • Electron Beam Exposure (AREA)
GB12086/66A 1965-03-26 1966-03-18 Arrangements for suppressing pincushion distortion and curvature of field in image formation by means of electrostatic electron lenses Expired GB1137669A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DEF0045635 1965-03-26
DEF0047253 1965-09-21

Publications (1)

Publication Number Publication Date
GB1137669A true GB1137669A (en) 1968-12-27

Family

ID=25976687

Family Applications (1)

Application Number Title Priority Date Filing Date
GB12086/66A Expired GB1137669A (en) 1965-03-26 1966-03-18 Arrangements for suppressing pincushion distortion and curvature of field in image formation by means of electrostatic electron lenses

Country Status (4)

Country Link
US (1) US3448317A (cs)
DE (2) DE1489869C3 (cs)
GB (1) GB1137669A (cs)
NL (1) NL6603568A (cs)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3936687A (en) * 1971-03-01 1976-02-03 U.S. Philips Corporation Photocathode with plurality of concentric conducting rings
US5493176A (en) * 1994-05-23 1996-02-20 Siemens Medical Systems, Inc. Photomultiplier tube with an avalanche photodiode, a flat input end and conductors which simulate the potential distribution in a photomultiplier tube having a spherical-type input end

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2685811A1 (fr) * 1991-12-31 1993-07-02 Commissariat Energie Atomique Systeme permettant de maitriser la forme d'un faisceau de particules chargees.

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE496847A (cs) * 1949-07-09
US2908835A (en) * 1954-10-04 1959-10-13 Rca Corp Pickup tube and target therefor
GB859010A (en) * 1958-09-09 1961-01-18 English Electric Valve Co Ltd Improvements in or relating to television and like camera tubes
NL243461A (cs) * 1959-09-17
NL283750A (cs) * 1961-09-29
FR1327117A (fr) * 1962-03-30 1963-05-17 Csf Nouvelle triode à cathode froide par émission de champ
US3118084A (en) * 1962-06-29 1964-01-14 Gen Electric Vertical deflection arrangement
NL290121A (cs) * 1963-03-12
GB1064074A (en) * 1963-04-03 1967-04-05 Mullard Ltd Improvements in or relating to image intensifiers
US3321665A (en) * 1964-10-16 1967-05-23 Bendix Corp Method and apparatus for producing a steerable electric potential

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3936687A (en) * 1971-03-01 1976-02-03 U.S. Philips Corporation Photocathode with plurality of concentric conducting rings
US5493176A (en) * 1994-05-23 1996-02-20 Siemens Medical Systems, Inc. Photomultiplier tube with an avalanche photodiode, a flat input end and conductors which simulate the potential distribution in a photomultiplier tube having a spherical-type input end

Also Published As

Publication number Publication date
NL6603568A (cs) 1966-09-27
DE1489884B2 (de) 1973-08-09
DE1489869A1 (de) 1969-04-03
DE1489884C3 (de) 1974-03-14
DE1489869C3 (de) 1973-11-29
DE1489884A1 (de) 1969-04-03
DE1489869B2 (de) 1973-04-19
US3448317A (en) 1969-06-03

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