8x30 Binocular HD High Power Telescope Low Light night Vision Pocket Concert Waterproof Ranging Telescope Model:8X30M830 Structure:Binoculars Function type:Ordinary telescope Use:Civil telescope Instrument magnification:8 times 1. Waterproof, high magnification, high definition low light level night vision. 2. Large diameter, super clear. 3. High quality shell, anti-extrusion, no deformation, good texture 4. Specifications: Magnification: 8 times Objective lens diameter: 30mm Coating: Enhanced green film (small color difference, clear image) Prism category: Paul BAK4 anti-reflection coating Outlet diameter: 4mm Exit distance: 19mm Field of view: 141M1000M (420ft1000yds) Resolution: 7 Eye distance adjustment range: 56-74mm The value of the reticle is: 5 milsdivision; the range is 8 grids (40 mils), and 10 grids (40 mils). Focusing mode: eyepieces are separately adjusted Telescope size: 165x65x117mm Color box size: 230x175x100mm Telescope net weight: 575g Full package gross weight: 1100g