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Author Topic: Versus the sigma 120-300 f/2.8 sport  (Read 2264 times)

Offline wisep01

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Versus the sigma 120-300 f/2.8 sport
« on: June 25, 2013, 05:02:39 pm »
This a comment for this page on the website
As an idea for prospective testing, how about comparing this 200-400 f/4 lens to the sigma 120-300mm f/2.8 with 1.4x TC