Sigma 35mm f/1.4 Review  « »   Sigma 35mm f/1.4   Sigma 35mm
f/1.4 Sample (1)  In the past, Sigma lenses were mostly regarded
as “second grade” when compared to the big brands. This had to
do with a number of factors, one of which was poor quality
control that resulted in a lot of variance. During the recent
years, Sigma has taken steps to not only tighten its quality
assurance processes, but it has also been spending a lot of
resources on R&D. This resulted in new optical designs like
Sigma 200-500mm f/2.8 APO EX DG and Sigma 18-35mm f/1.8 DC HSM
that have no equivalents on the market. In fact, the Sigma
18-35mm f/1.8 was world’s first fast aperture DSLR zoom lens. In
addition, starting from the new line of lenses, Sigma is now
allowing photographers to update firmware on lenses and adjust
lens parameters such as focus, which again, no other
manufacturer currently offers. Typically, when there is a heavy
back/front focus deviation, you have to send the lens to the
manufacturer.  Is the Sigma 35mm f/1.4 bette