1Has good shock resistance and effective waterproof performance. Has good seismic performance. 2The middle frame is made of alloy material, strong and durable. 3Durable, portable, easy to combine in outdoor activities. With waterproof function, good choice. 4Very suitable for traveling and sightseeing, concerts, sports games, horse racing, watching bird, camping, climbing, exploring, shooting, fishing and enjoying the scenery. 5Professional manufacturing, stable performance and high reliability. Condition: 100% Item type: BinocularTelescopeMaterial: plasticColor: blackSize: Approx. 236x207x74mm/9.3x8.1x2.9inWeight: Approx. 1310gCategory: MonocularModel: 20-180x100Quantity: 1pcsPurpose: civilian telescopeFunction type: ordinary telescopeExit pupil diameter: about 12.7mmExit pupil distance: about 4mmMagnification: 9-27 timesPrism material: Bak4Diameter: Approx. 60mm/2.4inPrism system: Paul prismField of view: about 168mClose focusing distanceCoating: FMC Green FilmFocusing method: mid-focusFocusing system: intermediate focusingWaterproof and anti-fog: daily waterproofOperation of the telescope:1. Interpupillary distance adjustment and diopter adjustmentAdjust the interpupillary distance, that is, move the eyepiece tube outward or inward so that the distance between the left and right eyepiece tube matches your interpupillary distance. Diopter adjustment (balance left and right eyesight)2. Observation and adjustment1.) Rotate the focusingring until a clear image of the subject is obtained in the left eyepiece.2.) Rotate the diopter adjustment ring on the right eyepiece until you get a clear image of the same subject in the right eyepiece.3.) Check whether the focusing of both eyes is clear4.) When you observe different subjects, adjust the focus ring until you can get a clear image 1 x Telescope1 x User Manual1 x Wiping cloth1 x Lanyard1 x Bracket1 x Telescope bag4 x Prism cover