Hunting binoculars area of use hunting magnification 8 x lens diameter 42 mm prism system roof exit pupil diameter 525 mm min focus distance 5 m angle of view 79 field of view in 1000 m 137 m twilight factor 183 relative brightness 27 56 diopter correction 7 5 dpt focussing system central focus viewing straight binocular coating fully multi coated weight 910 g special features for spectacle wearers rubber armouring