The actual untouched grab of the BD665 Monoscope camera's output.

This live picture was grabbed from the monoscope camera operating on the 625/50 line standard. The spots on the picture are thought to be debris contaminating the target.

Cathodeon Monicon Brochure

RCA 2F21 monoscope tube data sheet 1946

RCA 2F21 monoscope tube data sheet 1954
Restoration article

Copyright is retained in this electronic grab, but not of the test card design.