Without Night Vision Pocket Camping Supplies Zoom Monoculars Optical Instrument Mini Telescope

Label:Yes Function: nitrogen filling waterproof Lens: an optical lens. Package Included:1 x 8x20 Monocular Telescope(Plastic /metal shell), 1 x Cleaning Cloth,1 x Sling+ Storage Package,1 xpacking box Optical coating: FMC full wideband green film. Eye mask type: cover the eye mask, suitable for myopia and non - myopia. Ratio: 8 times. Caliber: 20mm. Object diameter: 20MM Field angle: 5.5 degrees Kilometer horizon: 96M/1000M Exit pupil diameter: 2.5MM Exit pupil distance: 10.3MM Last focusing distance: 5M Dimensions: length 75x diameter 24mm thickness 36mm Prism system: Paul prism system.