This viewfinder tube was made as a standard 'catalogue' part for a camcorder use. A whole series of similar tubes were made in varying sizes but all capable of excellent image reproduction.
This particular type of tube was employed in 'Com-lock' walkie-talkies and for entry phone applications.
See also M01KQM07WB for an example with faceplate and scanning coils.
The electron gun: with the cathode to the right followed by accelerating anode, and focus anode. The final anode is the graphite coating inside the flare behind the phosphor screen.
The six pin base, evacuation tube and within the neck is the electron gun.
The end window is 16.00 mm in diameter. The neck is 10.00 mm in diameter and excluding the base pins is 58.00 mm tall.
Updated June 21, 2013.