Introduction For most enthusiasts, whether they like the field of view of a 35mm lens or not, this model will need little or no introduction. In both Canon and Nikon mount versions, it has consistently garnered praise for its build and image quality, not just from us but from just about everyone that has had the opportunity to use one.The optical construction consists of 13 elements arranged in 11 groups with two aspherical lenses and four SLD (low dispersion) elements. However, there’s one further element using FLD anomalous dispersion glass, that’s similar to the performance of
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