I think you'll find they're called lasersaberssheesh
(
Mighty Nibus who dares gins | @nibus,
Fri 27 Jul 2007, 14:29,
archived)
nahim sure they're called lazer rapiers
(
lo, the Greebo Warrior - Est. 2002,
Fri 27 Jul 2007, 14:33,
archived)