HD 8x42 10x42 Binoculars USCAMEL Hunting BAK7 Waterproof Telescope Zoom Optics Night vision Camping Outdoor Sports Feature: Ultra-wide field of view 303 ft / 1000 yds 42mm large objective lens, high light transmittance, clear and bright image, no color difference, outstanding performance even in glimmer condition BaK-7 prisms and multi-coated green film optics for superior resolution and image clarity Durable magnesium chassis is comfortable to hold and rugged enough to stand up to any conditions. Right eyepiece diopter adjustment knob: there may be differences between the left and right eye vision,can be adjusted using the left eye clarity, then slightly rotate the right eyepiece diopter ring directly to achieve the best results. Streamline appearance,a strong sense of presence Waterproof and fogproof - Prevents moisture, dust, and debris from getting inside the binocular ***The night vision function can only be used when the surrounding environment is a little bright, and it cannot be seen clearly in a completely dark environment without light. Specifications: Magnification: 8x or 10x Caliber: 42mm Prism System: Porro Prism Glass: BAK7 Focus System: Center + Right Eyepiece Field Of View: 303 ft /1000 yds View Angle: 5.8 Exit Pupil Diameter : 5.2mm or 4mm Exit Pupil Distance : 18mm(8X) or 13.6mm(10X) Eye Cups : Twist up Coating: FMC Coating Color: Army Green,Black Size:13*5*15.5cm Brand Proflie: USCAMEL has been the industry leader in high-performance sports optics for more than 10 years. The companys guiding principle is to provide the highest quality, most reliable, and most affordable sports optics products and most excellent customer service on the market. USCAMEL product lines enhance the enjoyment of every outdoor pursuit, including nature study, hunting, fishing, birding, and stargazing. Indoors, the companys monoculars/binoculars bring the audience closer to the action in fast-moving sports or the fine arts at theaters and concerts. Package Includes: 1* binoculars 1* carrying bag 1*Instruction 1*Lanyard 1*lens cleaning cloth 1*eyepiece cover 1*Objective lens cover 1*Packing color box Mobile phone holder is not included. If you need a mobile phone holder, you can purchase it together. NOTE: In the case of total darkness, full darkness night vision is required, which can only be achieved by a dedicated full darkness night vision telescope. At present, this telescope is equipped with low-light night vision function and needs a little light. It cannot be used in a completely black state without light.