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 These binoculars combine a strong magnification with a high light gathering capacity Long distance observations and particularly detailed images Bright images even in low light conditions Dimensions: 165 x 199 x 62 mm / weight: 825 g Includes: binoculars, pouch, manual end tab Specs Item Number 12?51652 Magnification 16 Field of View 73 m/1000 m Lens Coatings fully coated Eye Relief 10.92 mm Exit Pupil 7.14 mm Focuser Type center Dimensions 165x199x62 mm Brightness 9.77 Objective Lens Diameter 50 mm Apparent Field 4.17? Close Focus 13 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)