Binocular 20X50 Fogproof Binoculars Wide Angle Professional Bird Watching Binoculars High Powered Military Optical Telescope SouthStar Digital

Description

How to choose binoculars?The higher times of magnification, the better? No, that's wrong. The higher times of magnification, The more shaking. In general, 7X-12X is enough for the common use. Wide range is the premise for comfortable.The objective diameter is bigger, We will feel more comfortable. but the volume will be also bigger. Relative brightness is equal to exit pupil diameter, The brighter the better. When the exit pupil diameter is bigger than 5mm, The focusing effect is good.It is for visual difference on both eyes, firstly adjust the focus on left eye, then adjust the right eyepiece to sharp image. Parallax adjustment on right eyepiece. If someone have visual difference, This function could remove it through adjusting right eyepiece.Product Details: Model: 2050 Magnification: 20x Prism system:BAK-4 Focusing system: Central no-slip focusing Waterproof level: Daily care Eyecup system: Twist-up Coating: Double broadband coating Optical glass lens Parallax adjustment Lanyard Metal lens cone Central focusing wheel Anti-slipping surface Packing details: BoxInner bagBinocularLanyardClothManualGuaranty cardTO LEAVE A LIFE FULL OF MEMORIES. FULL LIFETIME GUARANTEE! COMES WITH A FULL THREE-YEAR WARRANTY