10 to 300X40mm Zoom Monocular Telescope Multi Layer Coating High Resolution HD Mini Handheld Monoculars f26 1MULTI LAYER COATING: Dual adjustment system of eyepiece and objective lens with FMC multi layer coating process and periscopic prism system of high transparency optical glass, which makes the full screen without black edges, and makes the observation effect more excellent. 2MULTIPLE ZOOM LENS: Monoculars support 10X to 300X magnification adjustment, HD telephoto, allowing you to observe distant objects, perfect for outdoor use. 3LARGE CALIBER OBJECTIVE LENS: Large caliber, large magnification, allows the lens to have more light intake, brighter imaging, high resolution, shoot far and see clearly. 4WITH TRIPOD: Soft eyecup fits perfectly in the eye socket, concave convex nonslip embossing can effectively improve friction, with tripod and cell phone clip is suitable for observing animals and plants for long distance shoot. 5LIGHTWEIGHT AND PORTABLE: Mini handheld monoculars are very lightweight and small in size, can be held in one hand, very convenient to carry, can be easily put into your pocket.