[go: up one dir, main page]
More Web Proxy on the site http://driver.im/

FR2509526B1 - Perfectionnements apportes aux canons electroniques en ligne a lentille focale allongee pour tube image couleur - Google Patents

Perfectionnements apportes aux canons electroniques en ligne a lentille focale allongee pour tube image couleur

Info

Publication number
FR2509526B1
FR2509526B1 FR8211735A FR8211735A FR2509526B1 FR 2509526 B1 FR2509526 B1 FR 2509526B1 FR 8211735 A FR8211735 A FR 8211735A FR 8211735 A FR8211735 A FR 8211735A FR 2509526 B1 FR2509526 B1 FR 2509526B1
Authority
FR
France
Prior art keywords
color image
focal lens
image tube
online electronic
extended focal
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
FR8211735A
Other languages
English (en)
Other versions
FR2509526A1 (fr
Inventor
Hsing-Yao Chen
Richard Henry Hughes
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.)
RCA Corp
Original Assignee
RCA Corp
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
Priority claimed from US06/282,229 external-priority patent/US4406970A/en
Priority claimed from US06/282,230 external-priority patent/US4388553A/en
Application filed by RCA Corp filed Critical RCA Corp
Publication of FR2509526A1 publication Critical patent/FR2509526A1/fr
Application granted granted Critical
Publication of FR2509526B1 publication Critical patent/FR2509526B1/fr
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
    • H01J29/48—Electron guns
    • H01J29/50—Electron guns two or more guns in a single vacuum space, e.g. for plural-ray tube
    • 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
    • H01J29/58—Arrangements for focusing or reflecting ray or beam
    • H01J29/62—Electrostatic 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
    • H01J29/46—Arrangements of electrodes and associated parts for generating or controlling the ray or beam, e.g. electron-optical arrangement
    • H01J29/48—Electron guns
    • H01J29/50—Electron guns two or more guns in a single vacuum space, e.g. for plural-ray tube
    • H01J29/503—Three or more guns, the axes of which lay in a common plane
FR8211735A 1981-07-10 1982-07-05 Perfectionnements apportes aux canons electroniques en ligne a lentille focale allongee pour tube image couleur Expired FR2509526B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/282,229 US4406970A (en) 1981-07-10 1981-07-10 Color picture tube having an expanded focus lens type inline electron gun with an improved stigmator
US06/282,230 US4388553A (en) 1981-07-10 1981-07-10 Color picture tube having an expanded focus lens type inline electron gun with an improved stigmator

Publications (2)

Publication Number Publication Date
FR2509526A1 FR2509526A1 (fr) 1983-01-14
FR2509526B1 true FR2509526B1 (fr) 1986-08-29

Family

ID=26961316

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8211735A Expired FR2509526B1 (fr) 1981-07-10 1982-07-05 Perfectionnements apportes aux canons electroniques en ligne a lentille focale allongee pour tube image couleur

Country Status (11)

Country Link
JP (1) JPS5859535A (fr)
KR (1) KR910001416B1 (fr)
BR (1) BR8203963A (fr)
CS (1) CS238629B2 (fr)
DE (1) DE3225634C2 (fr)
FR (1) FR2509526B1 (fr)
GB (1) GB2101805B (fr)
IT (1) IT1151697B (fr)
NL (1) NL8202797A (fr)
PL (1) PL138314B1 (fr)
SU (1) SU1347873A3 (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8302773A (nl) * 1983-08-05 1985-03-01 Philips Nv Kleurenbeeldbuis.
US4583024A (en) * 1984-02-21 1986-04-15 Rca Corporation Color picture tube having an inline electron gun with built-in stigmator
US4595858A (en) * 1984-12-03 1986-06-17 Rca Corporation Reinforcing means for a cup-shaped electron gun electrode
JPH0275133A (ja) * 1988-09-09 1990-03-14 Hitachi Ltd カラー陰極線管の電子銃構体
CA2039501C (fr) * 1990-04-16 1999-02-02 Loren Lee Maninger Tube image couleur a canon electronique en ligne muni d'un dispositif de reglage de la concentration
FR2724046B1 (fr) * 1994-08-26 1996-10-04 Thomson Tubes & Displays Canon a electrons coplanaire a electrodes de focalisation ameliorees

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE793992A (fr) * 1972-01-14 1973-05-02 Rca Corp Tube a rayons cathodiques
US3873879A (en) * 1972-01-14 1975-03-25 Rca Corp In-line electron gun
US4086513A (en) * 1975-03-03 1978-04-25 Rca Corporation Plural gun cathode ray tube having parallel plates adjacent grid apertures
US4168452A (en) * 1976-06-10 1979-09-18 Zenith Radio Corporation Tetrode section for a unitized, three-beam electron gun having an extended field main focus lens
US4317065A (en) * 1980-02-28 1982-02-23 Rca Corporation Color picture tube having an improved electron gun with expanded lenses
US4370592A (en) * 1980-10-29 1983-01-25 Rca Corporation Color picture tube having an improved inline electron gun with an expanded focus lens

Also Published As

Publication number Publication date
IT8222268A0 (it) 1982-07-06
GB2101805B (en) 1985-08-21
DE3225634C2 (de) 1986-05-07
JPH021344B2 (fr) 1990-01-11
CS238629B2 (en) 1985-12-16
BR8203963A (pt) 1983-06-28
KR840000973A (ko) 1984-03-26
IT8222268A1 (it) 1984-01-06
JPS5859535A (ja) 1983-04-08
PL138314B1 (en) 1986-09-30
KR910001416B1 (ko) 1991-03-05
NL8202797A (nl) 1983-02-01
FR2509526A1 (fr) 1983-01-14
GB2101805A (en) 1983-01-19
PL237382A1 (en) 1983-01-31
DE3225634A1 (de) 1983-02-03
SU1347873A3 (ru) 1987-10-23
IT1151697B (it) 1986-12-24

Similar Documents

Publication Publication Date Title
FR2509524B1 (fr) Perfectionnements apportes aux tubes-images couleur a canon electronique en ligne et lentille focale allongee
FR2493039B1 (fr) Perfectionnements apportes aux canons electroniques des tubes images couleurs pour reduire l'aberration spherique
GB2019589B (en) Camera for use with interchangeable or additional lens
BE872542A (fr) Projecteur d'image de television couleur a couplage par liquide
FR2509525B1 (fr) Tube image couleur comportant un canon electronique en ligne a lentille focale allongee perfectionnee
GB2043277B (en) Automatically focusing camera having interchangeable lenses
JPS57188027A (en) Projector with focusing mechanism
IT8119364A0 (it) Tubo per la riproduzione di immagini a colori presentante un cannone elettronico perfezionato dotato di lenti espanse.
FR2505087B1 (fr) Tube-image en couleur
DK247883A (da) Apparat til ad fotografisk vej at foretage en rumlig afbildning
GB2083639B (en) Automatic focus camera with interchangeable lens
JPS5512996A (en) View finder photography camera with slide type lens barrel
FR2509526B1 (fr) Perfectionnements apportes aux canons electroniques en ligne a lentille focale allongee pour tube image couleur
GB2005836A (en) Photographic camera with automatic focusing
GB2062881B (en) Camera having a focusing screen
FR2509558B1 (fr) Camera de television en couleur a tubes multiples
FR2556499B1 (fr) Tube image couleur comportant un canon electronique en ligne avec des elements de correction coma
FR2506515B1 (fr) Tube-image en couleur presentant un systeme de canons electroniques integres
BR8202884A (pt) Tubo de imagem a cores
GB2013063B (en) Focussing system for a photographic or cinematographic camera
BE889334A (fr) Tube image de television couleur
BE856437A (fr) Montage reglable de bobinage pour tube-image de televiseur en couleurs a faisceaux en ligne
JPS5793337A (en) Movie camera with exchangeable lens
JPS57212420A (en) Focusing device for camera with long focal point object lens
IT7968793A0 (it) Telecamera per riprese televisive a colori

Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse