Zeiss Loxia 50/2 Planar Aperture Series: Backlit Pines
Presented in color and black and white in HD and UltraHD sizes along with large crops in my review of the Zeiss Loxia 50mm f/2 Planar.
Zeiss Loxia 50mm f/2 Planar: Backlit Pines (Sony A7R)
This series shows the field curvature behavior especially well, and discusses the choice of aperture given the conditions and focus.