Feather  1. Ergonomic elastomeric paint sprayed body with rubber cover. 2. Filled with nitrogen, IPX4 waterproof, it could be used in extremely harsh environments. 3. All broadband multilayer green film (FMC green film), excellent transmittance brings bright and clear image. 4. Professional BAK4 roof prism reduces the light damage, compared with BK7, it increases more than 15% transmittance rate. 5. Two big button for easy use. 6. Rotatable eye patch is convenient to people who wears glasses. 7. Compact body for easy-carrying. Suitable for camping, surveillance, observation, search & rescue, leisure hunting, and patrol.  Specification  Model& 65306;10X42 / 8X42 Laser Rangefinder Binoculars Magnification& 65306;10X / 8X Dimension of Objectives& 65306;42 mm Field of view& 65306;5 ° Eye relief& 65306;19 mm Exit pupil& 65306;4.2 mm Waterproof& 65306;YES Near focal distance& 65306;3 m Ranging range& 65306;5~1000M / 5~1500M Focusing system& 65306;Eyepiece Focusing Eye mask adjust& 65306;Upward Spiral Weight& 65306;950g Size& 65306;155*130*62