Fujifilm has now released firmware version 1.01 which fixes this issue. To update the lens' firmware, download the V1.01 ...

Fujifilm’s thoughtful optical arrangement ... focus and ensuring you’re ready for the decisive shot. Handheld super-telephoto shooting can be tricky because of camera shake, but the XF500mm ...

OM System has lenses across wide-angle, standard, and telephoto zoom ... Panasonic's bodies aren't synonymous with sports photography. Fujifilm has two lines of camera lenses.