Universal binocular area of use travel nature outdoor sports theatre magnification 8 x lens diameter 42 mm prism system roof suitable for beginner intermediate exit pupil diameter 525 mm min focus distance 16 m angle of view 71 field of view in 1000 m 125 m twilight factor 183 relative brightness 27 56 diopter correction 3 0 dpt focussing system central focus viewing straight binocular coating fully multi coated weight 695 g colou