Before the official announcement, I reported on several occasions that the new Leica Vario-Elmarit-SL 24-70mm f/2.8 ASPH lens for L-mount is rumored to be produced by Sigma. During the official announcement a few days ago, I could not find any official confirmation on that claim, but this is what I found online: Lens design diagram … Continue reading Is the new Leica Vario-Elmarit-SL 24-70mm f/2.8 ASPH lens for L-mount produced by Sigma?