HD binoculars. Large caliber; Prisms of BAK4; FMC coating; 12x HD magnification; Portable design; Fast focusing; High quality BAK4 prism. High refractive index, effective avoidance of dark edges, clearer imaging; BAK4 prism VS BAK7 prism. BAK4 Prism: clear and bright image without dark edges; BAK7 Prism: blurred image with dark corners on the outskirts; Large 42mm lens. High light transmittance, bright image, wide range of vision; Fully optical lens, high resolution imaging. True 12x magnification, no false markings; Multi-layer FMC coating. Multi-layer green coating greatly improving light transmittance and color reproduction; Multifunctionality and versatility, high image quality, image clarity; Working outside; Traveling in search of adventure; Watching concerts; Watching sports events; Approximately 300 meters; Approximately 600 meters; Approximately 1000 meters; Detailed display: Central focusing: fast focusing and easy adjustment; Screwed eyecups: eyecups can be screwed on to prevent light leakage; Glass 20mm: convenient do viewing, does not tire after a long time; Simple and fashionable: simple appearance, comfortable do hold in hand; Specification parameters: Name: Binocular Brand: PYGHDIRECT Model: B1242 Eyepiece: 20mm Lens: 42mm Magnification: 12X Prism: BAK4 prism Coating: multilayer green FMC film Field of view: 87m/1000m Field of view: 6,8 Waterproof Class: Lifetime Waterproof Net weight: 447g Size: 145*128*50mm Colour: black IN THE SET YOU GET: Binoculars * 1; Bag do storage * 1; User manual * 1;