12X42 PROFESSIONAL BINOCULARS, 1000m HD FIELD OF VIEW: High performance binoculars with 12x magnification and 42mm lens diameter provide a wide field of view of 303ft / 1000yds at 1000M, allowing for broad observation without frequent repositioning. 99.5% LIGHT TRANSMISSION, ULTRA HD IMAGE QUALITY: Featuring premium BAK4 prisms and FMC wideband multicoated lenses, these binoculars deliver up to 99.5% light transmission for brighter, clearer images with enhanced contrast and color fidelity. Optimized for low-light conditions, they provide improved visibility during dawn and dusk, though not in complete darkness. ALL-METAL ALUMINUM ALLOY FOCUS MECHANISM AND DUAL FOCUS DESIGN: Equipped with a durable metal focus wheel for precise and smooth adjustments. Central focusing knob allows quick targeting, while the right-eye diopter adjustment ring ensures sharp focus for individual eye differences. Designed for reliable and long-term use. WATERPROOF, NITROGEN-FILLED & ANTI-FOG: Nitrogen-purged and sealed construction prevents internal fogging and protects against moisture, making the binoculars suitable for various weather conditions. Twist-up eyecups and included lens covers help protect the optics. COMPACT AND LIGHTWEIGHT DESIGN: Foldable and portable build makes these binoculars easy to carry. Suitable for outdoor activities such as bird watching, hunting, hiking, camping, travel, concerts, and sports events. A practical choice for nature enthusiasts and everyday carry.