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Fujifilm GFX

Adapted Lenses, Ray Angle Degradation

Testing shows that the promise of adapting lenses is far more appealing than the reality. Lenses designed for Canon and Nikon do not interact well, which appears to be due to ray angle difficulties caused by the thickness of the sensor cover glass.

The ray angle problem seen with Leica M rangefinder lenses on Sony mirrorless applies anytime time there is a mismatch between the optical design and the actual camera on which the lens is mounted, namely any additional optical effects outside the lens itself.

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Diglloyd Medium Format covers medium format camera systems, including the Hasselblad X1D and Fujifilm GFX.

These systems are hugely expensive, so make the right choice for your own needs (full frame vs medium format).

  • In-depth lens evaluations covering behaviors not likely to be found anywhere else, based on real-world field shooting.
  • How to configure menus and buttons and best operating practices, gotchas and how-to.
  • Real world examples with insights found nowhere else. Make sharper images just by understanding lens and camera behaviors.
  • Jaw-dropping image quality found nowhere else utilizing Retina-grade images up to 28 megapixels filling up to 5K display, plus large crops.
  • Aperture series from wide open through stopped down, showing the full range of lens performance and bokeh.
  • Optical quality analysis of field curvature, focus shift, sharpness, flare, distortion, and performance in the field.
Fujifilm lens mount schematic: implies 3.1mm thick sensor cover glass
Sensor cover glass and converging rays

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