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.)
Publication of BE441513ApublicationCriticalpatent/BE441513A/xx
H01J31/08—Cathode ray tubes; Electron beam tubes having a screen on or from which an image or pattern is formed, picked up, converted, or stored
H01J31/26—Image pick-up tubes having an input of visible light and electric output
H01J31/28—Image pick-up tubes having an input of visible light and electric output with electron ray scanning the image screen
H01J31/34—Image pick-up tubes having an input of visible light and electric output with electron ray scanning the image screen having regulation of screen potential at cathode potential, e.g. orthicon
H—ELECTRICITY
H01—ELECTRIC ELEMENTS
H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
H01J31/00—Cathode ray tubes; Electron beam tubes
H01J31/08—Cathode ray tubes; Electron beam tubes having a screen on or from which an image or pattern is formed, picked up, converted, or stored
H01J31/26—Image pick-up tubes having an input of visible light and electric output
H01J31/48—Tubes with amplification of output effected by electron multiplier arrangements within the vacuum space