I am currently using EF-S 17-85mm f/4-5.6 for my 20D and thinking to upgrade to either one of them. I really need a lens with f/2.8 as I usually shoot concert/performance, which situation is being low ......(read more)
Monday, November 12, 2007
Canon EF-S 17-55mm f/2.8 V.S. Tamron SP AF28-75mm F/2.8 XR Di LD Aspherical on image quality and others?
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