Some lenses sitting side-by-side to show the relative size difference. Front roll from left to right: 85L, 35L, 135L, 20f2.8, 28-70L, 85f1.8, 17-40L, 90TS-E, 24TS-E. Back roll from left to right: Sigma 180 macro, 300f4ISL, 200f1.8L, 70-200f2.8ISL, 500f4ISL, 100-400L, 300f2.8ISL, 70-200f4L, Bigma, 200f2.8L.