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Re:Why are modern 50mm lenses so damned complicated? by hatsunearu on Monday May 10, 2021 @03:07PM (#27109584)
>What gets me is that lens distortion is a fully reversible convolution.

This is what I thought (it's not really convolution, but yes it is correctable), until I realized darktable/lensfun doesn't have lens profiles for any of my lenses... :(

Re:Why are modern 50mm lenses so damned complicated? by Matrixik on Tuesday May 11, 2021 @01:56AM (#27114696)
If you have time and wish you can add them yourself:

https://pixls.us/articles/create-lens-calibration-data-for-l...