Compact binoculars area of use travel nature outdoor sports theatre magnification 10 x lens diameter 25 mm prism system schmidt pechan suitable for intermediate beginner exit pupil diameter 25 mm min focus distance 19 m angle of view 56 field of view in 1000 m 97 m twilight factor 158 relative brightness 6 25 diopter correction 3 0 dpt focussing system central focus viewing straight binocular coating multi coated weight 310 g colo