Outdoor binoculars area of use watersports travel outdoor sports magnification 8 x lens diameter 32 mm prism system roof exit pupil diameter 4 mm min focus distance 2 m angle of view 74 field of view in 1000 m 129 m twilight factor 16 relative brightness 16 diopter correction 4 0 dpt focussing system central focus viewing straight binocular coating fully multi coated weight 596 g special features for spectacle wearers outdoor function