Distortion
Deformation of an image produced by the lens. It can be barrel, the straight lines of an image seem to have a sphere shape); of cushion, just like barrel distortion but here the lines curve inwards; or a combination of both.
Deformation of an image produced by the lens. It can be barrel, the straight lines of an image seem to have a sphere shape); of cushion, just like barrel distortion but here the lines curve inwards; or a combination of both.