At Which Aperture Does Diffraction Degrade Olympus OM-D E-M5 Image Sharpness?
The 15.9 megapixel Olympus OM-D E-M5 Micro Four Thirds camera has some high performance lenses available. But at what aperture does inexorable diffraction start to degrade image quality on the OM-D E-M5, which no lens can resist?
See my Olympus gear page recommended bodies and lenses.