Vixen Select NIGHT VISION 7×50 FIELD 6° Bak-4 PRISMS Day and Night Monocular Specifications: Aperture: 50mm Objective Lens: Coated Magnification: 7x Real Field of View: 6 degrees Light Gathering Power: 51 times that of the naked eye Focusing: Focus ring type Accessories: Soft case, strap, lens cap Materials: Body: Aluminum alloy, etc. Optical System: Optical glass Bak-4 prisms Size: Width 7cm x Thickness 6.5cm x Length 17cm Weight: 330g Although it is described as "Night Vision," it does not work in the dark. The instruction manual has a fold. Shipping will be via Yu-Packet Plus. This is a used item, so please understand before purchasing.