Lens mount: Minolta AF Diameter: mm Length: mm Weight: 235 g Filter mount: 49 Lenses/Groups: / Diaphragm blades: Max Aperture: 1,4 Min Aperture: Close Focus: 0,45 m Misc: AF, Single Comments: | ||
Photodo test result: 4,4 Effective focal length: 51 Weighted MTF for 50 mm: f1,4 0,51, f2 0,75, f2,8 0,78, f4 0,83, f8 0,85 Average Weighted MTF: 0,84 Grade: 4,4 Weighted MTF 10 lp/mm: 0,91 Weighted MTF 20 lp/mm: 0,81 Weighted MTF 40 lp/mm: 0,63 Distortion: -1,59% Understanding the MTF graphs, numbers and grades | ||
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