Today a newly published Sigma patent surfaced disclosing the full specs of seven Full Frame lenses for mirrorless: 16mm F2 18mm F1.8 18mm F2.8 20mm F1.8 24mm F1.8 28mm F1.8 35mm F1.8 Here are the detailed specs: It’s clear that Sigmas goal is to offer a set of primes that are fast but also “not … Continue reading New Sigma patent discloses 7 new Full Frame E-mount lenses! Here are the specs…