1. In order to avoid dark corners of the image and restore the true colors, the BAK4 prism material in the telescope is used, which has a higher refractive index than ordinary glass and a clearer image. 2. The larger the lens, the higher the resolution, the more saturated the hue and the stronger the restoration. Waterproof and moisture resistant design suitable for a variety of outdoor environments 3. The metal tripod interface can be connected to a tripod, which is convenient for use in various scenes. It can be used by friends with or without glasses. The focus knob is smoother and can be adjusted with one hand. 4. This monocular telescope is equipped with a cell phone holder, which is great for daily use and most outdoor activities, such as moon watching, bird watching, hiking, camping , climbing, hunting, sailing, tourism, concerts, sports, shooting ranges, etc. Product Resolution: 10000 Function type: ordinary telescope Structure: Monocular Model: 80X100 Instrument magnification: 12 Exit pupil distance: 10000 Lens material: BAK4 Exit pupil diameter: 10000 Field of vision: 10000 Specifications: standard telescope + universal cell phone holder + aluminum alloy telesopi holder In order to avoid dark corners of the photo and restore true colors, the telescope uses BAK4 prism material, which has a higher refractive index than ordinary glass and clearer images. The larger the lens, the higher the resolution, the more saturated the tint and the greater the reducibility. Waterproof and moisture resistant design, suitable for various outdoor environment Note: Due to manual measurement, please allow 0-3cm difference. Thanks for understanding. The monitor calibration method is different. The color of the product shown in the photo may be slightly different from the actual product. Please refer to our size before ordering. Number of shots: 1 set