Features 1A monocular lens with 16X magnification and 52mm objective lens diameter provides clear and bright images and different fields of view. 2This compact monocular scope is convenient for one-handed use. You can see the scenery quickly and easily through it, adjust the eye cup and focus wheel until you see a clear and bright image. 3Equipped with a prism for BAK4 and a fully multicoated lens, the larger the objective lens, the greater the light that the monocular telescope enters, the brighter the image, and the clear image without black bars. 4Compact and sturdy body enables it to withstand bad weather, and the mirror is filled with high-purity nitrogen, which is waterproof and anti-fog. It can be used safely in rainy and humid environments. 5It is very suitable for hiking, hunting, rock climbing, bird watching, ball games, concerts, traveling, watching wildlife and scenery. Specification Item Type: Monocular Telescope Prism Material: For BAK4 Lens Body Material: Plastic Frame + Environmentally Friendly Rubber Product Color: As Pictures Shown Objective Lens Outer Diameter: Approx. 52mm / 2.0in Objective Lens Inner Diameter: Approx. 40mm / 1.6in Eyepiece Outer Diameter: Approx. 40mm / 1.6in Eyepiece Outer Inner Diameter: Approx. 18mm / 0.7in Product Weight: Approx. 272g / 9.6oz Magnification: 16X Focusing: Central focusing + Front end fine-tuning Package List 1 x Telescope 1 x Lanyard 1 x Cloth 1 x Manual 1 x Storage Bag