The new Leica APO-Summicron-SL 50mm f/2 Asph lens report (by Jonathan Slack): Introduction This will be a short report, beyond the obvious superlatives there really isn’t that much to say about this wonderful new lens. The 50mm is the 4th lens in the APO SL Summicron lineup. The wide-angle lenses are promised for 2020, while … Continue reading The new Leica APO-Summicron-SL 50mm f/2 Asph lens report (by Jonathan Slack)