Sigma 150mm f/2.8 APO EX DG Macro HSM
by Liz Bickel
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Nikon Fieldscope ED82
by Miljenko Devcic
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Sigma 150-500
by Ken Gilbertsen
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Focal length and diaphragms
by GaleriaFotoStefan
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Misc wth my new Sigma 70-300mm f/4-5.6 APO Macro Super II (DG) (such a snappy name!)
by Michael Buckeridge
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Jordan 2017
by virtualink
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Controlled, comparative, repetitive & meaningful bokeh tests
by Miljenko Devcic
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AT's others taken by Sigma DP-1s,Leica M 8.2. Leica x1, M9 and now M10-P and SL
by Alan TANGAN
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D100, Sigma 20mm, Handheld, f1.8
by cvengr
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Sigma 70-200 f2.8II APO EX DG MACRO HSM
by Gordon Haywood
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