Dan,

Thanks for the reply. I am still comparing the two
variations of lenses but it looks like i will be going
with the sigma.

Regards,
Jade

--- Photos by Blackwolf <photosbyblackwolf@...>
wrote:

> I have not used the Sigma 170-500mm, but have used
> the Sigma 50-500mm f4.0-6.3 for both birds and for
> wildlife. I have had great results in daylight,
> however when twilight comes, i have to push my film
> to get good results. Overall, for the money, it is a
> great lens. I think the 170-500mm would be just as
> good, and if I had to purchase again, would probably
> go with the 170-500mm for two reasons, first, the
> price is much better and second, I rarely use the
> lens below 300mm, for anything less, i use a
> 75mm-300mm or a 24mm-80mm lens.
> Hope this helped.
> Dan
> Please visit our website at
> www.photosbyblackwolf.com


Yours Sincerely
Mr Jade Welch
Gold Coast,
Queensland
Australia



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