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
  • H01J29/52—Arrangements for controlling intensity of ray or beam, e.g. for modulation
• • H—ELECTRICITY
  • H01—ELECTRIC ELEMENTS
  • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
  • H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
  • H01J37/02—Details
  • H01J37/04—Arrangements of electrodes and associated parts for generating or controlling the discharge, e.g. electron-optical arrangement or ion-optical arrangement
  • H01J37/147—Arrangements for directing or deflecting the discharge along a desired path
  • H01J37/15—External mechanical adjustment of electron or ion optical components

Landscapes

• Chemical & Material Sciences (AREA)
• Analytical Chemistry (AREA)

Applications Claiming Priority (1)

Publications (1)

Family

ID=6860897

Family Applications (1)

Country Status (2)

• 0
  • NL NL114685D patent/NL114685C/xx active
• 1944
  • 1944-02-12 FR FR901935D patent/FR901935A/fr not_active Expired

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