The 20PE20 is a 2/3 inch camera tube capable of a resolution of up to 550 lines.
The target window with gold plated connecting ring. The target end is 20 mm in diameter.
The base and gun assembly.
The tube mounted within the scanning coil unit. The latter has a diameter of 29 mm and is 79 mm long.
The target connection is a single point spring contact.
The end window envelope is 18 mm in diameter, and excluding the base pins is 101 mm tall.
Updated March 26, 2016.