Yup - you got it. I use a EF 100-400mm f/4.5-5.6L IS USM on my 550, works perfectly, and it will also work on a full frame. But your kit lens (white dot) will not fit a full frame camera

Canon full frame lenses fit the cropped frame bodies - but not the other way round. Canon cropped frame bodies have a white spot and a red spot on the lens mount. Lenses designed for full frame have...

Daniel_Champion Wrote: (Oct 16, 2014, 08:39) -- I have rent a macro like 2 years ago but never tryed macro since. I want to buy a cheap way to have some fun doing some close ups ( flowers for the mos...

Canada Goose taking off. Shot with a Cannon 550 and 100-400 lens on a small nature reserve called Wyde Marsh, in the English Midlands

Blue tit in spring time

Gull in flight in Iceland

C:\Users\Ian\Pictures\2014\2014-06-06\gull.jpg