Outdoor binoculars hunting binoculars area of use nature hunting outdoor sports magnification 8 x lens diameter 42 mm prism system porro exit pupil diameter 525 mm min focus distance 36 m angle of view 82 field of view in 1000 m 143 m twilight factor 183 relative brightness 27 56 focussing system central focus viewing straight binocular coating fully multi coated weight 751 g eye relief 18 special features for spectacle wearers rubber a