Universal binocular area of use watersports travel nature magnification 8 x lens diameter 32 mm prism system roof exit pupil diameter 4 mm min focus distance 3 m angle of view 75 field of view in 1000 m 131 m twilight factor 16 relative brightness 16 focussing system central focus viewing straight binocular coatings fully multi coated p2 phase coating v max coating emerald weight 580 g outdoor function waterproof