BE806153A - Lentilles de correction, notamment pour la realisation de tubes a rayons cathodiques - Google Patents

Lentilles de correction, notamment pour la realisation de tubes a rayons cathodiques

Info

Publication number
BE806153A
BE806153A BE136758A BE136758A BE806153A BE 806153 A BE806153 A BE 806153A BE 136758 A BE136758 A BE 136758A BE 136758 A BE136758 A BE 136758A BE 806153 A BE806153 A BE 806153A
Authority
BE
Belgium
Prior art keywords
realization
ray tubes
correction lenses
cathodic ray
cathodic
Prior art date
Application number
BE136758A
Other languages
English (en)
French (fr)
Inventor
A M Morrell
D H Irlbeck
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
Application filed by Rca Corp filed Critical Rca Corp
Publication of BE806153A publication Critical patent/BE806153A/xx

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B3/00—Simple or compound lenses
    • G02B3/02—Simple or compound lenses with non-spherical faces
    • G02B3/08—Simple or compound lenses with non-spherical faces with discontinuous faces, e.g. Fresnel lens
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
    • H01J9/20—Manufacture of screens on or from which an image or pattern is formed, picked up, converted or stored; Applying coatings to the vessel
    • H01J9/22—Applying luminescent coatings
    • H01J9/227—Applying luminescent coatings with luminescent material discontinuously arranged, e.g. in dots or lines
    • H01J9/2271—Applying luminescent coatings with luminescent material discontinuously arranged, e.g. in dots or lines by photographic processes
    • H01J9/2272—Devices for carrying out the processes, e.g. light houses
    • H01J9/2273—Auxiliary lenses and filters

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Formation Of Various Coating Films On Cathode Ray Tubes And Lamps (AREA)
  • Vessels, Lead-In Wires, Accessory Apparatuses For Cathode-Ray Tubes (AREA)
BE136758A 1972-10-18 1973-10-16 Lentilles de correction, notamment pour la realisation de tubes a rayons cathodiques BE806153A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US29863772A 1972-10-18 1972-10-18

Publications (1)

Publication Number Publication Date
BE806153A true BE806153A (fr) 1974-02-15

Family

ID=23151370

Family Applications (1)

Application Number Title Priority Date Filing Date
BE136758A BE806153A (fr) 1972-10-18 1973-10-16 Lentilles de correction, notamment pour la realisation de tubes a rayons cathodiques

Country Status (8)

Country Link
JP (1) JPS4975157A (enrdf_load_stackoverflow)
AU (1) AU472435B2 (enrdf_load_stackoverflow)
BE (1) BE806153A (enrdf_load_stackoverflow)
CA (1) CA1017181A (enrdf_load_stackoverflow)
FR (1) FR2203981B1 (enrdf_load_stackoverflow)
GB (1) GB1451211A (enrdf_load_stackoverflow)
IT (1) IT995545B (enrdf_load_stackoverflow)
NL (1) NL7314289A (enrdf_load_stackoverflow)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1490345A (fr) * 1966-08-26 1967-07-28 Rca Corp Lentilles optiques
US3628850A (en) * 1970-02-24 1971-12-21 Hitachi Ltd Correcting lens
JPS5149544B2 (enrdf_load_stackoverflow) * 1972-01-19 1976-12-27

Also Published As

Publication number Publication date
AU472435B2 (en) 1976-05-27
AU6080773A (en) 1975-03-27
CA1017181A (en) 1977-09-13
FR2203981A1 (enrdf_load_stackoverflow) 1974-05-17
GB1451211A (en) 1976-09-29
DE2352364A1 (de) 1974-05-09
DE2352364B2 (de) 1977-02-03
FR2203981B1 (enrdf_load_stackoverflow) 1978-06-30
JPS4975157A (enrdf_load_stackoverflow) 1974-07-19
NL7314289A (enrdf_load_stackoverflow) 1974-04-22
IT995545B (it) 1975-11-20

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