Universal binocular area of use nature hunting travel magnification 10 x lens diameter 50 mm prism system porro exit pupil diameter 5 mm min focus distance 9 m angle of view 53 field of view in 1000 m 93 m twilight factor 224 relative brightness 25 diopter correction 2 0 dpt focussing system central focus viewing straight binocular coating multi coated weight 998 g special features for spectacle wearers rubber armouring outdoor funct