CRT monitor. The traditional tube type ones that used a picture tube rather than a liquid crystal display (LCD) to create the image. They are considerably larger and heavier than their flat-panel LCD...
CRT (Cathode Ray Tube) Monitors are the larger of the older computer monitors. Usually with a large back on them and normally heavy. They did have the advantage (earlier) of providing better black...
There aren't pixels as such. the face of the CRT is coated with phosphors that light up when electrons strike them. The equivalent pixels would be a function of beam size. Moving on to later color...