1
Lenses / Re: Canon EF 200-400 f/4L IS 1.4X [CR2]
« on: June 07, 2012, 03:40:48 AM »
I've got a doubt:
if 1,4x extender is activated, will it take any light away, like other external extenders?
if 1,4x extender is activated, will it take any light away, like other external extenders?