13x50 Handheld Monocular Scope Waterproof Fogproof Focus Telescope for Outdoor Sports Bird Watching

Specification: Type 13 x 50 Magnification 50 Caliber 50 Prism System Porro Prismatic Glass BAK4 Focusing System Eyepiece Adjustment Facial Field 342ft / 1000yds Outlet Pupil Spacing 18.5mm Outlet pupils Diameter 4mm Coating FMC green Size 190 x 90 x 65 mm Color Black Features: - 50 mm lens, high light transmission, clear and bright image, no color deviation. Note that this is for weak night vision telescope, need light can not be used in all the dark environment. - 23mm large eyepiece, multi-layer green film; 50MM large lens, super high resolution, clear images. - It is built-in wide-angle design, wider field of view, wider horizon; the sharper the image. - BAK4 syringe prism, very professional. - With distance meter, nitrogen-filled water-proof floating. - Portable & single hand operation. - Waterproof & fogproof & non-slip shell. Package Included: 1 x Monocular 1 x Lens Cloth 1 x Strap 1 x Carrying Case 1 x Lens cap 1 x Eyepiece Cap