Classifications

• • 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
• • 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
  • H01J29/00—Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
  • H01J29/02—Electrodes; Screens; Mounting, supporting, spacing or insulating thereof
  • H01J29/10—Screens on or from which an image or pattern is formed, picked up, converted or stored
  • H01J29/18—Luminescent screens
  • H01J29/30—Luminescent screens with luminescent material discontinuously arranged, e.g. in dots, in lines
  • H01J29/32—Luminescent screens with luminescent material discontinuously arranged, e.g. in dots, in lines with adjacent dots or lines of different luminescent material, e.g. for colour television
• • 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

Landscapes

• Engineering & Computer Science (AREA)
• Manufacturing & Machinery (AREA)
• Physics & Mathematics (AREA)
• General Physics & Mathematics (AREA)
• Optics & Photonics (AREA)
• Formation Of Various Coating Films On Cathode Ray Tubes And Lamps (AREA)
• Microscoopes, Condenser (AREA)

Applications Claiming Priority (1)

Publications (1)

Family

ID=23401486

Family Applications (1)

Country Status (9)

Families Citing this family (1)

Family Cites Families (4)

• 1973
  • 1973-05-02 US US00356455A patent/US3782253A/en not_active Expired - Lifetime
• 1974
  • 1974-04-03 IT IT42632/74A patent/IT1010900B/it active
  • 1974-04-24 NL NL7405484A patent/NL7405484A/xx not_active Application Discontinuation
  • 1974-04-29 BE BE143760A patent/BE814361A/xx unknown
  • 1974-04-30 FR FR7415026A patent/FR2228291B1/fr not_active Expired
  • 1974-04-30 BR BR3503/74A patent/BR7403503D0/pt unknown
  • 1974-05-01 GB GB1903374A patent/GB1473388A/en not_active Expired
  • 1974-05-01 JP JP4963574A patent/JPS5339305B2/ja not_active Expired
  • 1974-05-02 CA CA198,986A patent/CA1031208A/en not_active Expired

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