Airs 16x52 Dual Focus Wide-agnel Zoom Vision Monocular Telescope--Style Random for Outdoor Birding, Travelling, Sightseeing, Hunting, etc 16X52 MAGNIFICATION- See things 16X closer and Get Clearer and Brighter range of view with 52mm lens - The most powerful hand held monocular available in the market today, that also provides the most pleasant and clear view NIGHT VISION- Can be used at night only NEED there is a LIGHT SOURCE DUAL FOCUS- Eyepiece focus and Lens focus, make more clear and bright image, and you can observe objects near 1.5 m, other telescopes do not have this feature MULTI-LAYER BROADBAND COATING TECHNOLOGY- Upgraded ultra-through multi-layer broadband green film, light transmission rate of 95% or more, make you see the scene more realistic Large objective lens to increase the amount of light, the image is more clear and bright