In late January 2013, Sigma announced three new lenses for Micro Four Thirds cameras: the 19mm and the 30mm, which have been redesigned and enhanced in optical performance from the previous versions, and a brand new 60mm, all with a fast 2.8 aperture. I had the chance to try them all at the Photoshow in Milan. The lady at the Sigma stand told me that they were prototypes, so the images you’re about to see may not accurately reflect the performance of these lenses, or their physical appearance once they appear on the market. [Read more…] about Photoshow 2013 – Hands-on with the new Sigma DN lenses for Micro Four Thirds