Canon EF 400mm f/2.8L IS USM MTF data
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Photodo MTF score: 4.4
Effective focal length: 393
Weighted MTF for 400 mm: f4 0.85. f8 0.84
Average Weighted MTF: 0.84 Grade: 4.4
Weighted MTF 10 lp/mm: 0.90
Weighted MTF 20 lp/mm: 0.82
Weighted MTF 40 lp/mm: 0.67
Max distortion: 0.1% - 0.1%
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428 MTF tests
74 in-depth photodo reviews
100+ users join each day
Help the lens community by reviewing or rating a lens today via our lens search