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EF 400mm f/4 DO MKII

Started Aug 7, 2021 | Discussions thread
mit_physicist Forum Member • Posts: 83
Re: EF 400mm f/4 DO MKII
2

John Crowe wrote:

I would thoroughly test the two head to head before you sell the f2.8 to make sure you are willing to live with the softer image quality.

I know this is an old thread -- but according to Canon MTFs, the DO is sharper than the 2.8 mark ii, and definitely sharper than the mark i

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Canon EOS 90D Canon EOS R7 Canon EF 85mm F1.8 USM Canon EF-S 17-55mm f/2.8 IS USM Canon Extender EF 1.4x III +3 more
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