Activity › Forums › Boris FX Particle Illusion › transparant background Boris FX Particle Illusion transparant background Posted by Stef on May 6, 2005 at 4:33 pm ..is it possible to make an output with an transparant background ? gr. stef Stef replied 21 years ago 2 Members · 3 Replies 3 Replies Stef May 6, 2005 at 4:37 pm i shall give a bit more info.. i want to use a png sequence in flash.. so the file sizes must be as low as possible.. Alan Lorence May 6, 2005 at 7:00 pm Just select “PNG” as the output format, then check “save alpha”. Alan. wondertouch Stef May 6, 2005 at 7:20 pm thanks Reply to this Discussion! Login or Sign Up Public All Members My Connections Only Me PublicAll MembersMy ConnectionsOnly Me Public All Members My Connections Only Me Reply to this Discussion! Login or Sign Up