Our binoculars with 42mm objective lens boast a viewing field of 374ft at 1093yds. With adjustable 20mm eyepiece lens, BAK-4 prisms and FMC technology, the binocular can capture brighter and clearer images. 53.1in Neck strap and lens cloth make it comfortable for long periods carrying without fatigue. Ideal for outdoor activities, wildlife viewing, bird watching, stargazing, and etc.. Wide Field of View: 12X magnification, 20mm eyepiece lens diameter, and 42mm objective lens diameter, and a wide view of 374ft/1093yds. This pair of binoculars can broaden your horizon and enable you to watch from a long distance. Powerful And Professional Binoculars: It features BAK4 prisms and FMC multi-layer broadband green film, which can transmit light better and minimize loss of light through reflection. It means brighter, clearer, and sharper images. Durable And Solid Grip: This pair of binoculars adopts rubber coating for shock-resistance, firm, and comfortable grip. You can hang it around your neck with the attached neck strap for easy carrying. Suitable for outdoor activities. Easy To Adjust: The central knob contributes to fast and precise focusing. The diopter system adjusts the imbalance vision of both eyes. Twist-up eyecups rest comfortably against the face and provide customized eye relief. Versatile Usage: An optimal choice for bird watching, hunting, hiking, stargazing, sports games watching, and etc. It can be used at night, but not in complete darkness. Brand: LakeForest Product Type: Binoculars Color: Black Material: ABS Magnification: 12X Objective Lens Diameter: 42mm/1.65in Eyepiece Lens Diameter: 20mm/0.79in Field Of View: 5.6°; 374ft//1093yds (114m/1000m) Objective Lens Coating: FMC Multi-layer Broadband Green Film Prism: BAK4 Exit Pupil Distance: 15mm/0.6in Exit Pupil Diameter: 3.5mm/0.14in Clean Cloth Size: 10.2x9.9cm/4x3.9in Neck Strap Length: 135cm/53.1in Binocular Size: 12.9x15.4x6.5cm/5.1x6.1x2.6in Binocular Weight: 554g/1.2lbs Package Size: 18x15x8cm/7.08x5.91x3.15in Package Weight: 695g/1.53lbs 1 x Binocular 1 x Storage Bag 1 x User Manual 1 x Cleaning Cloth 1 x Neck Strap