Features:Eyepiece distance :13MMExit pupil diameter :2.75MMNear focal distance:10mmMagnification: 10xPrism Glass Material :BAK4Focus System:Eyepiece Object lens diameter: 22mmCoating: Blue filmField of view: m/1000mPrism system: RoofColor :BlackMaterial: Metal/rubberSize: 115mmWeight: 220GIncluding: 1?��telescope + 1?��cleaning cloth， nylon bag， Instruction， Mirror line，Desiccant ，Certification，Warranty Card，Color box.