B08RHLVLKL XYSQWZ 8X21 Compact Zoom Binoculars Long Range 1000M Folding HD Powerful Mini Telescope BAK4 FMC Optics Hunting Sports Camping

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Bk7 prism and multi-coated lens for improved light transmission and image clarity.
Compact binoculars with powerful 8x magnification and 21mm objective lens.
Central focusing knob for smooth operation. Field of view: 131m/1000m.
Ergonomic rubber armor absorbs shock while providing a secure grip.
Twist-up diopter adjustment for precise setting.