Compact binoculars area of use nature travel magnification 10 x lens diameter 25 mm prism system roof exit pupil diameter 25 mm min focus distance 3 m angle of view 65 field of view in 1000 m 114 m twilight factor 158 relative brightness 6 3 diopter correction yes dpt focussing system central focus viewing straight binocular weight 330 g material magnesium colour black special features for spectacle wearers rubber armouring prismengla