Sigma 120-300 f/2.8 OS Lens Review
Sigma 120-300mm f/2.8 OS Lens Review Reviewed by: Ray Taggart, Pixels Foto and Frame August 9, 2013 I first saw this lens at CES/PMA show in Las Vegas in January of 2013. Sigma has always had a bevy of lenses, some of them real eye openers, like their 200-500 f/2.8 APO EX DG. That one always […]