The images that follow were made over the course of a few days in Yosemite on a photo tour.
The HCD 28/4 is an ultra wide angle lens, perhaps the widest available for a medium format DSLR, and so it should be given some leeway due to the design challenges to be found with such a lens.
RAW file processing
Images have been processed with the Phocus software with chromatic aberration correction enabled, but vignetting and distortion correction OFF.
After processing into 16-bit ProPhotoRGB, I sometimes applied a bit more sharpening, perhaps Auto Tone or Levels or similar contrast adjustments, then converted to JPEG and sRGB for presentation.
Article continues for subscribers...
If you’re already a subscriber, CLICK HERE TO LOG IN
diglloyd Advanced Photography includes hundreds of pages of exclusive coverage and high resolution, Retina-grade example pictures detailing Canon and Nikon DSLR bodies and their lenses, with in-depth analysis of sharpness and contrast, color, bokeh, vignetting, distortion, MTF, and flare. Also included is a wealth of in-context technique and workflow insight. Since 2006, diglloyd Advanced Photography is the authoritative review and on-line reference for discerning Canon and Nikon shooters. Subscriptions cost $ per year.