Forest II is another version of the popular series. The high quality BaK4 coated roof prisms and multiphase anti-reflection coatings allow for a natural and sharp image . It is therefore the perfect binocular for birdwatching and nature observation enthusiasts in all conditions, waterproof and fogproof. The exceptionally large field of view is complemented by the high quality of the optics. The modern design makes it willing to show off on every trip.Specifications:magnification: 10x objective lens lens diameter: 42 mmprisms: BaK4field of view: 119 m / 1000 moptical construction: 8 elements / 6 groupscoatings: FMC (fully multi-coated), PC (phase coating)focus adjustment: centre of the right lenspupil opening: 4.27 mmeye distance: 15 mmminimum focal length: 2 mbrightness: 18tinting efficiency: 20resolution: 4.8" dioptric compensation: /- 4interpupillary distance: 55 mm - 73 mmwaterproof: yeswater resistance: 1 m / 30 minnitrogen charging: yeseyecups: screw dimensions: 34x123x52 mmweight: 710 g