20x50 High-Definition Wide-Angle Binoculars Outdoor Tourism BAK4 Prism Objective 50MM Life Waterproof Black Multifunction Outdoor - VejiA, YYL231105439

• High-definition imaging: BAK4 prism , the image is not distorted and not distorted, and the viewing is pleasing to the eye, and the phase is clear without dark edges. Large-caliber super wide-angle: Generally, the larger the diameter of the , the larger the field of view, the greater the light, the better the imaging brightness. This model uses a 61MM objective lens and adopts a super wide angle. Central axis focusing: solid structure, stable and durable, comfortable grip and accurate focusing. Eyepiece diameter: 22MM. objective lens diameter: 50MM. Optical coating: double-sided broadband coating, magnification: 20X, waterproof type: waterproof.