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Upgrade the memory of your 2019 iMac up to 128GB

Mitigating Color Aliasing via Diffraction (Leica M240, but applies to any/all)

Cameras lacking anti-aliasing filters tend to suffer from color aliasing and moiré. Usually this is not an issue, but it can all but ruin some images. But there is a workaround that is easy and practical for many purposes, with a “balancing point” of best results (sharpness and contrast versus mitigating aliasing).

In Making Sharp Images:

Diffraction vs Color Aliasing (Leica M240)

This example confirms and expands upon the principles discussed in Mitigating Color Aliasing via Diffraction (Leica S2).

Canon shooters contemplating the 50-megapixel 5DS or 5DS R might find the discussion particularly interesting on the value of 50 megapixels vs 23/24 (Canon 5D Mark III).

Actual pixels from Leica M240
f4 @ 1/750 sec, ISO 200; 2014-09-29 09:05:56
LEICA M (Typ 240) + Zeiss ZM 35mm f/1.4 Distagon

[low-res image for bot]

MacPerformanceGuide.com
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