Equipped with night vision function, the low night vision performance for bird watching enables adult monocular telescopes to work well in night vision environments such as concerts or football matches. This portable monocular telescope is lighter and more compact than most telescopes, measuring only 143 millimeters, making it easy to carry in your bag or pocket. The 70 x ZOOM MONOCUR 700x90 high-definition monocular telescope is suitable for adult bird watching. The high-power zoom capability of this telescope can help you see further, even at home, you can see text on objects up to 2000 meters away. You can also get the best view during outdoor adventures. The BAK4 prism FMC green lens monocular is equipped with a BAK-4 prism and a fully multi-layer coated lens, ensuring excellent transparency and brightness. Visibility with a transmittance of up to 99.5%. Our mobile phone monocular telescope is equipped with the latest quick alignment smartphone stand and tripod. Very suitable for most smartphones on the market. This adult monocular telescope features a true large eyepiece design with a 22MM ultra wide angle eyepiece that matches the diameter of the human eye, protecting and improving eye comfort without dizziness or swelling. The 50mm objective lens diameter ensures clearer and brighter images.