HD Monocular Telescope - The monocular has a zoom 50 x 60 high power magnification and a lens diameter of 18mm for easy zooming, clear images and high brightness, can reach up to 4.97 Miles.Advanced Monocular - all lenses are made of optical glass. High translucency, offering you a broad view and stable vivid picture. Dimensions: 17x9x7 cm, put it in your bag, equipped with your bag or backpack, to protect the monocular good, so you will not have to worry about damage or lost the product.Field of view - 7.8 The monocular can work in low light, but it will not see anything in total darkness. Sudden changes in the weather will not affect your vision and the lenses will not mist up when changing cold and warm environmentsErgonomic - Monocular telescope with rubber finish for impact resistance and firm grip and comfortable, durable. The solid frame with shock-absorbing, non-slip rubber armor ensures that your monocular telescope offers maximum performance in all temperatures and weather conditions.