The field of view is wider, the image is clearer and brighter, Actual magnification 12 times, Eyepiece diameter 23mm, Lens coating FMC five-layer broadband coating, Objective lens diameter 50mm, Eyepiece adjustment, Field of view 258FT/1000YDS. IP55 Waterproof, Monocular telescope has O-ring sealed for complete waterproof protection. prevent moisture, dust and debris to keep it clear all the time. Ergonomic design helps you focus on your target quickly and accurately with one hand. And the durable rubber armor with stripes makes it comfortable for use, non-slip grip, and durable external protection from your hand. The variable zoom magnification is great for scanning at 6x power, then boosting all the way up to 12x for significantly closer views. The light transmittance reaches up to 99.5%, The monocular's close focus ability allows you zoom in on even close-by objects with stunning clarity. Images appear bright and detailed even during dusk and dawn hours thanks to the light-gathering capabilities of the substantial 50mm aperture objective lens. Monoculars with mobile phone holder and tripod, It is compatible for all smart phones,like for Perfect for hiking, hunting, climbing, bird watching, ball games, concerts, watching wildlife and scenery.