Mounting small Lee Filters on Flash, for cheap

How to mount LEE Numeric Edition filters on Canon's 420EX and 550EX. Knowing of the often-sold Lee 204 for "Party photography", I decided I wanted one as well --- and a lot of other filters. I found that the Lee Numeric Edition is very cheap to acquire for the numbers of filters included, and they are just large enough for my mobile fla ...

Updated: May 21, 2007 7:04am PST