Fujifilm GF 20-35mm f/4 Aperture Series @ 22mm: Tenaya Creek Pool
This series from f/4 to f/11 looks at sharpness across the field for the Fujifilm GF 20-35mm f/4 R WR at 22mm on a finely detailed landscape scene. It confirms and extends the results in Pywiack Falls.
The series includes a 2-frame focus stack at f/8-f/9 to help in understanding performance into the corners, whether near or far, independent of depth of field.
Fujifilm GF 20-35mm f/4 Aperture Series @ 22mm: Tenaya Creek Pool
Includes images up to full camera resolution.

Fujifilm GFX100S + GF20-35mmF4 R WR @ 18mm equiv (21.8mm)
ENV: Tenaya Canyon, altitude 7500 ft / 2286 m, 75°F / 23°C
RAW: Camera ASTIA, Enhance Details, LACA corrected, vignetting corrected, WB 5000°K tint 21, push 0.33 stops, +20 Whites, +10 Clarity, diffraction mitigating sharpening, +10 Vibrance
[low-res image for bot]