Hasselblad X1D + Hasselblad XCD 21mm f/4 Aperture Series: Dark Log in Alpine Creek
See my Hasselblad medium format wish list.
This series assesses overall image quality as well as focus shift at very close range to far distance. The tripod was about 2 feet = 2/3 meter from the log, thus demands on depth of field are high.
Hasselblad XCD 21mm f/4 Aperture Series: Dark Log in Alpine Creek at Dusk
Includes images up to full camera resolution from f/4 through f12. A 2-frame focus stack at f/9 is also included.