Zeiss 18mm f/3.5 Distagon Aperture Series 'Wyman Canyon Lower Cabin Interior' (D800E)
The Zeiss 18mm f/3.5 Distagon offers an ultra wide angle view with high contrast.
This particular aperture series works well for its slight peripheral forward field curvature, as discussed.
In Guide to Zeiss:
Zeiss 18mm f/3.5 Distagon: 'Wyman Canyon Lower Cabin Interior' (D800E)
Includes HD and UltraHD images in both color and black and white as well as large crops from wide open through f/16.