Swarovski binoculars are the undisputed leader in the world of binoculars due to their amazing and distinctive features. Some of these features include: (Magnification, ultimate clarity, eye comfort, manufacturing quality... etc.) It's hard to describe these binoculars, ماشاء الله لا قوة الا بالله. We present to you the technical information about the binoculars. ⪼⪼ ⪼⪼ ⪼⪼ ◄ (Key Specifications and Features) ► Magnification: 10x Objective lens diameter: 42 mm Exit pupil: 4.2 Twilight factor: 20.49 Eye relief: 15 mm Close focusing distance: 4.9 ft Weight: 27.5 oz (780 g) Length: 6.2 inches (15.7 cm) Height: 2.5 inches (6.4 cm) Width: 4.8 inches (12.2 cm) True field of view: 6.4 degrees Apparent field of view: 64.0 degrees Lens coating: Fully multi-coated Phase correction coatings: Yes Extra-low dispersion glass: Yes Waterproof: Yes Country of manufacture: Austria