Classifications

• • 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
  • H01J37/22—Optical, image processing or photographic arrangements associated with the tube
  • H01J37/224—Luminescent screens or photographic plates for imaging; Apparatus specially adapted therefor, e. g. cameras, TV-cameras, photographic equipment or exposure control; Optical subsystems specially adapted therefor, e. g. microscopes for observing image on luminescent screen
• • 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
  • H01J37/18—Vacuum locks ; Means for obtaining or maintaining the desired pressure within the vessel

Landscapes

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

Applications Claiming Priority (1)

Publications (1)

Family

ID=6861336

Family Applications (1)

Country Status (3)

• 0
  • NL NL116186D patent/NL116186C/xx active
  • BE BE455525D patent/BE455525A/xx unknown
• 1944
  • 1944-03-31 FR FR903127D patent/FR903127A/fr not_active Expired

Also Published As

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