Canon Extender EF 1.4x II
Teleconverter | Canon EF
Ask a question in forums about the Canon Extender EF 1.4x II.
Ask a new question
Hi. I just bought (almost) new Canon EF 100-400mm lens for bird photography for my 70D camera. As I already own an old Voigtlander Ultron 100-400mm I know that such reach (even with the camera's 1.6 crop factor) is sometimes not enough and I am not that much into photo-cropping in PP. I was reading many threads for last days - unfortunately all of them very outdated - about Canon's 100-400 L + TC setup (mostly with 5DmkIII or 1Ds) and read a lot about the problems with autofocus etc. My...