Extender Canon EOS help Please

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Originally Posted by NRoberts

Canon's extenders are the best there are, but they only work with L series telephotos of 135mm and above, and most L series tele zooms except the 70-300 L IS. So basically they're no help to you. Cheaper teleconverters are not as good optically, so won't give you a great result, particularly if you pair them with cheaper zooms - the quality really does degrade. As a rule of thumb, always use the lowest-power extender/converter you can - i.e. a 1.4x for best quality.

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i would say its not to bad using this Sigma lens with the 2x converter took this at my local airfield
but your right Canon is the best but until i win the lotto this one will have to do :D

http://www.whatdigitalcamera.com/gal...imageuser=2908

Quote:

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Originally Posted by NRoberts

Canon's extenders are the best there are, but they only work with L series telephotos of 135mm and above, and most L series tele zooms except the 70-300 L IS. So basically they're no help to you. Cheaper teleconverters are not as good optically, so won't give you a great result, particularly if you pair them with cheaper zooms - the quality really does degrade. As a rule of thumb, always use the lowest-power extender/converter you can - i.e. a 1.4x for best quality.

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Thanks for this, really appreciate the info.

Quote:

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Originally Posted by Blitz Photography & Prod

i would say its not to bad using this Sigma lens with the 2x converter took this at my local airfield
but your right Canon is the best but until i win the lotto this one will have to do :D

http://www.whatdigitalcamera.com/gal...imageuser=2908

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Nice photo!

thanks Dilinja
thought i would show you what the qualities like using it :)