About Product:1. The large eyepiece is coated with blue film, with a large view and comfortable viewing. 2. The large objective lens increases the amount of light, and the image is clearer and brighter; 3. The all-optical glass lenses, broadband multilayer coating, surface imaging partial color distortion, watch the feast for the eyes and lenses super light transmittance and concentrated functions make it light visual. 4. Powerful enough used with a tripod, no jitter imaging more clearly\nScope of application: travel, view, ball game, concert, sports meeting, sailing, fishing, test, etc.