Guide to Leica: Leica 18mm f/3.8 Super-Elmar-M ASPH, Aperture Series: Backlit Cottonwood at DeChambeau Ranch
This series shows the impressive contrast and rendition of the Leica 18mm f/3.8 Super-Elmar-M ASPH. It is certainly the finest 18mm full-frame lens available as of 2014, and has become a favorite.
Backlit Cottonwood at DeChambeau Ranch (M240, 18mm f/3.8 Super-Elmar-M ASPH)
The crops include apertures f/9.5 and f/13 in the f/3.8 - f/16 series, and a discussion of diffraction effects at those intermediate values, an important consideration for getting the lens brilliance out of the 18/3.8 SEM.