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Fujinon XF 50-140mm F2.8 R LM WR: B&H Photo /Amazon / Adorama A Sigma 50-140mm f/2.8 patent has been found that would be similar to Fujifilm’s Fujinon XF 50-140mm F2.8 R LM WR lens for X-mount. If Sigma brings a 70-200mm f/2.8 equivalent lens to market it will be interesting to see how they differentiate it from the […]