Compact field emission electron gun and focus lens

Details Compact field emission electron gun and focus lens Compact field emission electron gun and focus lens

H - Electricity

01

J

H01J 1/304 (2006.01) H01J 3/02 (2006.01) H01J 29/04 (2006.01)

Patent

CA 2384506

A compact electron gun includes a field emission cathode (12), a Pierce-like electrode (18), a gate layer (14), a focus lens layer (16), a focus lens (20), and a convergence cup (22).

La présente invention concerne un canon à électrons compact qui comprend une cathode (12) à émission de champs, une électrode (18) de type Pierce, une couche de grille (14), une couche de lentille à focale (16), une lentille à focale (20) et une cellule de convergence (22).

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