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Pentax SMC-A 85mm f/1.4 MTF data


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Photodo MTF score: 4.6

Effective focal length: 84
Weighted MTF for 85 mm: f1.4 0.73. f2 0.80. f2.8 0.84. f4 0.87. f8 0.86
Average Weighted MTF: 0.86 Grade: 4.6
Weighted MTF 10 lp/mm: 0.92
Weighted MTF 20 lp/mm: 0.84
Weighted MTF 40 lp/mm: 0.68
Distortion: % - %