No lens is optically perfect. In the ideal world, every lens would produce a sharp, undistorted, evenly illuminated image that’s sharp from edge to edge. Some lenses come close, but the fact is that lens designers have to work within the limitations of the laws of physics and the glass materials they have available, and […]
LMO (Lens Modulation Optimizer)
This is a software adjustment used by Fujifilm to compensate for diffraction effects and detail softening at small lens apertures. Some other camera makers have similar options.