Star Test Chart For setting camera back focus Ideal for use with ZEISS CP.2 lenses 28.00. The utilities folder contains some custom utilities I've created to facilitate sharpness, resolution, and linearity metrics in various projects.

Want a preview? Click on any page below to see an excerpt as well as extensive blog coverage, for example on Sony.Article on how to measure MTF with a star chart.Useful resource for finding pixels to crop from.The MTF_*.ipnyb files in sample_analysis contain sample analyses I have done using both the MTF and ImgLinearity classes.

Optical quality analysis of field curvature, focus shift, sharpness, flare, distortion, and performance in the field.

Aperture series from wide open through stopped down, showing the full range of lens performance and bokeh.

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Zeiss siemens star chart