Classifications

• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
  • H04N3/00—Scanning details of television systems; Combination thereof with generation of supply voltages
  • H04N3/02—Scanning details of television systems; Combination thereof with generation of supply voltages by optical-mechanical means only
  • H04N3/04—Scanning details of television systems; Combination thereof with generation of supply voltages by optical-mechanical means only having a moving aperture also apertures covered by 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
  • H01J29/58—Arrangements for focusing or reflecting ray or beam
  • H01J29/62—Electrostatic lenses
  • H01J29/622—Electrostatic lenses producing fields exhibiting symmetry of revolution
  • H01J29/624—Electrostatic lenses producing fields exhibiting symmetry of revolution co-operating with or closely associated to an electron gun
• • 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
  • H01J29/70—Arrangements for deflecting ray or beam
  • H01J29/72—Arrangements for deflecting ray or beam along one straight line or along two perpendicular straight lines
  • H01J29/74—Deflecting by electric fields only

Landscapes

• Engineering & Computer Science (AREA)
• Multimedia (AREA)
• Signal Processing (AREA)
• Cathode-Ray Tubes And Fluorescent Screens For Display (AREA)
• Video Image Reproduction Devices For Color Tv Systems (AREA)
• Vessels, Lead-In Wires, Accessory Apparatuses For Cathode-Ray Tubes (AREA)
• Image-Pickup Tubes, Image-Amplification Tubes, And Storage Tubes (AREA)
• Transforming Electric Information Into Light Information (AREA)

Applications Claiming Priority (4)

Publications (1)

Family

ID=32074463

Family Applications (2)

Family Applications After (1)

Country Status (5)

Families Citing this family (2)

• 0
  • BE BE408184D patent/BE408184A/xx unknown
  • NL NL51359D patent/NL51359C/xx active
  • BE BE408183D patent/BE408183A/xx unknown
• 1935
  • 1935-03-02 FR FR786632D patent/FR786632A/fr not_active Expired
  • 1935-03-04 GB GB6688/35A patent/GB457757A/en not_active Expired
  • 1935-03-04 GB GB25754/36A patent/GB456331A/en not_active Expired
  • 1935-03-04 GB GB20744/36A patent/GB457846A/en not_active Expired
  • 1935-03-04 GB GB25753/36A patent/GB456717A/en not_active Expired
  • 1935-03-04 GB GB25752/36A patent/GB457848A/en not_active Expired
• 1938
  • 1938-06-15 US US213731A patent/US2197899A/en not_active Expired - Lifetime

Also Published As

Similar Documents