MTF Calculator [beta]


Upload a slant-edge image to obtain an MTF graph.

  • Crop and upload only the edge, as shown in examples below.
  • Minimal size: 150×150 pix.
  • The angle of the edge should be between 3 and 10 degrees to vertical or horizontal.
  • Must not be distorted, edge must be absolutely straight.
  • Use good illumination, get reasonable contrast, no stains or artifacts, low noise.
  • Appropriate image size: 50-100 kb.
feedback: info(at)
Select image to upload: *

Edge examples

Horizontal edge –

Vertical edge –