Compact binoculars hunting binoculars outdoor binoculars area of use nature hunting travel outdoor sports magnification 10 x lens diameter 25 mm prism system roof exit pupil diameter 25 mm min focus distance 64 m angle of view 57 field of view in 1000 m 100 m twilight factor 158 relative brightness 6 25 focussing system central focus viewing straight binocular coating fully coated weight 242 g eye relief 10 special features rubber armo