The screenshots are here (so you don't have to click all 25 images looking for them):
http://bitsavers.trailing-edge.com/pdf/dec/pdp1/JPEGs/Type30...
http://bitsavers.trailing-edge.com/pdf/dec/pdp1/JPEGs/Type30...
http://bitsavers.trailing-edge.com/pdf/dec/pdp1/JPEGs/Type30...
http://bitsavers.trailing-edge.com/pdf/dec/pdp1/JPEGs/Type30...
The video shows later equipment, a PDP-5 and a display that looks like a member of the 330/340-family, but the technology is the same. (Interactive graphics technology like in TX-2 and the PDPs was actually amazing, but apparently got lost over time-sharing ...)