1: End plug, 1b: Ta ring,2: Alumina container, 2b: Filament holder, 3: W Filament, 4: insulator alumina, 5: Mo connector, 6: Ta casing,
...
1: End plug, 1b: Ta ring,2: Alumina container, 2b: Filament holder, 3: W Filament, 4: insulator alumina, 5: Mo connector, 6: Ta casing,
...