The BRESSER Travel binoculars with their full rubber cover at the tubes offer a safe grip to the observers. The binoculars have optical Bk-7 glass material which creates a clear and bright image. Therefore you can also observe at difficult light conditions. All Travel binoculars have a fully coated optics which are steamed onto the lenses. With the foldable eyecups also spectacular wearers are able to use these binoculars. end tab Features Binoculars with large light gathering capacity for use in twilight Large field of view of 122 m at 1000 m Individually adjustable interpupillary distance Dimensions: 165 x 199 x 62 mm / weight: 825 g Includes: binoculars, pouch, manual end tab Specs Item Number 12?50752 Magnification 7 Field of View 122 m/1000 m Lens Coatings fully coated Eye Relief 14.13 mm Exit Pupil 7.14 mm Focuser Type center Dimensions 165x199x62 mm Brightness 51 Objective Lens Diameter 50 mm Apparent Field 6.9? Close Focus 7 m Prism BaK-7; Porro Eyecup Type Rubber eyecups, foldable Housing Metal/Plastic Weight 825 g end tab Warranty Limited USA One Year Warranty one the product is registered within 60 days of purchase. Click Here to register CA Residents: Prop 65 WARNING(S)