Hunting binoculars ed extra low dispersion area of use watersports travel nature hunting magnification 8 x lens diameter 56 mm prism system roof exit pupil diameter 7 mm min focus distance 3 m angle of view 61 field of view in 1000 m 107 m twilight factor 212 relative brightness 49 diopter correction 4 0 dpt focussing system central focus viewing straight binocular coating fully multi coated weight 1 056 g eye relief 23 special f