You can pay high-end and just purchase from any big supplier (All-Spec, EIS, etc.) Or you can stop by your local Lowes/HD and find the 15" black-light fluorescent tubes and a cheap desk lamp that will hold them. Put it in a dark room and you are done.
(http://www.smtnet.com/Forums/Index.cfm?CFApp=1&Message_ID=65084)