KelownaGuy

Hello Marcus, I am happy to report that Gentech fixed the lens & at no charge, I was lucky I had a relative that was going to Toronto and took the lens directly to them.  Turns out  there were 2 ...

Greetings, I own both lenses, the canon for 7 years, the sigma for 2.5 years. At the risk of being called a beginner again as some know it alls do on these forums. I thought I would comment. Lenses ...

nice review. But I cannot help but feel that your expectations from this lens were a bit too high and that's why you are feeling let down. For example, shooting a subject far away in hot climates ...

Hello there, Sadly why do people go off on a tangent assuming so many things that have 0 to do with the review, maybe you were having a bad day and needed to give someone a blast. Feel sorry for ...

Hello, Thanks for your comments.  I am around lots of other photographers with the same lenses, cameras etc, when I am in Africa doing wildlife photography.   I am also in touch with the dealer and ...

Hi Rich, Thanks for commenting, I was not trying to make a side by side comparison with my Canon lens, NO I did not expect the Sigma to be on par with Canon. Huge  price difference, I own 5 other ...

Hi Marcus, thanks for your comment, your link was helpful, I was not aware there was a failure of lots of these the same as mine. My serial number fits the ones that will fail, It explains the ...

I purchased this lens in South Africa via an official Sigma dealer.  For Wild life photography for my Canon 5k mk4 camera.   Told it has a 7 year warranty. I am from Canada, Its my 2nd sigma lens.  ...

I am in the process of buying either,  in your case I think no question you need  the IS as the 17-40 does not have IS.   I will buy the more expensive one as its got better ratings after reading ...