The first one is about the new Zeiss cinema zoom lens for DSLR cameras - the rep said that this lens is "giving future indication of where Zeiss is heading to":
Zeiss cinema zoom - planet5D tries it on 5D2 from planetMitch on Vimeo.
The second video is an introduction to the Panasonic AG-AF100 4/3 camcorder:
Panasonic AG-AF100 4/3" Camcorder from WayWestMedia on Vimeo.
RED demonstrated a working RED EPIC model:
RED Day: Jim Jannard demos the 5K working EPIC from Landmine Media on Vimeo.
Ted Interview (Part I) from Landmine Media on Vimeo.
DSLR focus/remote controller works with an iPhone:
microRemote from NAB show floor pt 2 from Michael Britt on Vimeo.