In my review of the Zeiss Batis 40mm f/2 CF I evaluate longitudinal chromatic aberration (LOCA) and secondary longitudinal chromatic aberration (SLOCA), two bugaboos of image clarity.
Zeiss Batis 40mm f/2 CF: Longitudinal and Secondary Longitudinal Chromatic Aberration
Includes images up to full camera resolution with crops.
White Aspen, Late Dusk
f2 @ 1/25 sec IS=off, ISO 100; 2018-10-18 18:11:17[low-res image for bot]
Sony A7R III + Zeiss Batis 40mm f/2 CF
ENV: Bishop Creek, altitude 8600 ft / 2621 m, 38°F / 3°C
RAW: LACA corrected