Compact binoculars area of use travel watersports magnification 10 x lens diameter 32 mm prism system roof exit pupil diameter 32 mm min focus distance 2 m twilight factor 179 relative brightness 10 24 diopter correction 4 0 dpt focussing system central focus viewing straight binocular coating fully multi coated weight 370 g special features for spectacle wearers rubber armouring outdoor function waterproof