Posted: Tue Mar 27, 2012 6:57 am Post subject: 3m-5a zm-5a 8/500 teleconverter |
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djronbxs wrote:
Hi,
I have the 3m-5a zm-5a f8 500mm and a russian 2x teleconverter. Now i would like to increase the magnification. What do you think is the best way to do it:
Buy another 2x and stack them to together for a 4x ?
or
buy a barlow lense ?
thanks
ronald |