Leica 18mm f/3.8 Super-Elmar-M ASPH Aperture Series (M240, Lundy Canyon Sunstar)
This f/3.8 - f/11 aperture series in Guide to Leica shows the performance of the 18/3.8 SEM with Ultra-HD images and generously sized crops.
Leica 18mm f/3.8 Super-Elmar-M ASPH Aperture Series (M240, Lundy Canyon / Hoover Wilderness Sunstar)