Canon Extender EF 1.4x II
Teleconverter | Canon EF
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Got myself recently a used Sigma 500mm F4.5 DG EX HSM to get some more reach, but i have some problems with extenders. In earlier times it was often reported that this lens should only focus on 1D bodies using converters so i thought it should not have any problems with 5D mk3 that has same level AF system. But still it seems i have some problems locking down on AF spot. So at the moment i have tried with canon II extenders both 1.4X and 2X with and without taping the pins. It seems that the...
Hi, I bought a Tamron 70-300mm f/4-5.6 SP VC Di towards the end of last year and I have been shooting water birds and small birds in general on my Canon EOS Rebel T3 (1100D) for quite some time. Recently, I rented the Canon 70-200mm F/4L IS and I must admit that it has been a pleasure to use it and the IQ is simply splendid in its focal range. I really feel like ditching my Tamron for it but then knowing that whenever I use these lenses, I always zoom out to the 200 or 300mm (Canon and Tamron...
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 I was reading many threads for last days - unfortunately all of them very outdated - about Canon's 100-400 L + TC setup (mostly with 5DmkIII or 1Ds) and read a lot about the problems with autofocus etc.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...