Hi every one I try to looking for lens to take to Universal studio. I know 15-85 is the good lens for my gear, but next 6 month I will go to full frame camera like 6D. if right now I get 24-105L F4 will it work good with my current gear? the price for 15-85 about 550 to 600 use one, I just pump it up 100$ more i can get 24-105L kit lens was on sale on Craiglist the people sale it new when they buy 6D the lens come with 6d kits give me some advice .

