Sigma - APO 100-300/4 EX IF HSM

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Contents

Nature Photographers www naturephotographers net Oniine Magazine Lens Review Sigma APO 100 300 4 EX IF HSM Text and Photography Copyright Jim Erhardt All rights reserved The decision of what lens to buy for wildlife photography always seems mired in compromise Along with the budget limitations most of us face in buying equipment the debate over prime lenses versus zooms and original equipment manufacturer versus third party manufacturer cloud the decision making process as well While just about every manufacturer offers at least one model in the 75mm or 100mm to 300mm range just about all of these lenses are variable aperture lenses typically f 4 5 to f 5 6 Along with the slower shutter speeds associated with the use of these models the addition ...