Zeiss ZM 35mm f/1.4 Distagon Aperture Series: View Over Alabama Hills to Lone Pine Peak and Mt Whitney (Leica M1-R)
This series from f/1.4 through f/8 examines total imaging performance of the Zeiss ZM 35mm f/1.4 Distagon on a distance scene, which reveals lens faults mercilessly. Sharpness near-to-far and across-the-field along with field curvature, focus shift and general imaging performance.
Also, a useful discussion of just important the focus position with the frame can be to total sharpness.
Includes images from f/1.4 through f/8 at up to full resolution, plus crops.

LEICA M10-R + Zeiss ZM 35mm f/1.4 Distagon
ENV: Alabama Hills, altitude 4200 ft / 1280 m, 58°F / 14°C
RAW: +22 Whites, +15 Dehaze, +15 Clarity, USM {10,50,0}
[low-res image for bot]