thanks. This lens really shines. All the test shots were handheld.
Can't wait to try real 1:1 shots. So am looking for Macro flash/ring light and focus rail right now.
Will also try using it for portraits as most have suggested.
Bodies: Canon 6D, T2i gripped, EOS 5, EOS 100, EOS M
Lenses:EF 24-105 F4L, EF 70-200 F4L, EF 70-200 F2.8L mkII, EF 100 F2.8L, EF 50 F1.8, EF-S 18-55mm, EF 28-80 USM, EF-M 22,M mount adapter
Other : 540EZ, 320EX, 430EX II, Yongnuo triggers & strobist stuff