Pajuva Monocular Telescope, Waterproof Monoculars with Phone Clip and Tripod for Cell Phone for Bird Watching (Black Upgrade) High Quality: 40x60 monocular telescope is made of high quality material. Large BK4 Prism and FMC Fully Multi-coated Lens Elements strengthen the key function of a monocular. High light transmittance reaches up to 99.5. Light reflection and minimal distortion, multi coated optics guarantee superior light transmission and brightness. Low-light-level night vision built-in design help you see things in low light. Comfortable Convenient: This compact monocular (5.7''x1.9''x1.5'') is convenient to use by single hand. Adjustable eye cups can be easily and rapidly twisted up and down for optimal viewing with or without glasses. Rubber armor with stripes increases the friction, keeps it from slipping out from your hand. The monocular scope also comes with hand strap and carry case, There also has a tripod connector at the bottom of monocular offers steady viewing when connect a monocular tripod. Life-Waterproof, Fogproof, Dust-Proof, Shockproof: Nitrogen-filled waterproof, This monocular built in lens dust cover can prevent lens from dust/moisture/debris, make sure you see everything in a clear detail. Its rubber finish has shock resistance, durable external protection makes it usable to withstand the tough weather conditions. ADJUSTABLE EYE CUPS: Adjustable eye cups can be easily and rapidly twisted up and down for optimal viewing with or without glasses. Center focus knob allows you to focus easily with on hand. Wide Application : The Easy focusing hd monocular perfect for Hiking, Hunting, Climbing, Bird watching, Watching Wildlife and Scenery, Golf, Scope, Surveillance, concerts and travelling etc. Come with friendly customer service, 30-days hassle-free moneyback guarantee and LIFETIME . NO ANY worries about your purchase. for your family or friends.