Can you use normal halogen lighting instead of incandescent as basking light in Bearded Dragon Tank?

Obviously I know I have to get the basking temp right, and I know from doing a search that there are halogen lamps designed for vivariums, but from experience and working in an Electrical Wholesalers I know I can buy the incandescent lamps for 50p each rather than the rip off price of £3.50 from [...] http://bit.ly/bD9Wpc