"Selectavision" was infamously applied to RCA's attempt at holographic video tape:
http://blog.modernmechanix.com/2008/...pe-cartridges/
http://www.cedmagic.com/history/holotape.html
I never saw it in person, but I heard that the color was terrible. I think I recall that it had a color carrier similar to the pattern used on single-tube color vidicon cameras, which meant the white balance would be very sensitive to the color carrier amplitude.