Extra-low Dispersion (ED)Lenses:

A special glass that disperses light at different wavelengths so as to reduce the color difference produced by the telephoto lens. ED focuses all kinds of wavelengths on the spot, which greatly reduces the color difference produced by the telephoto lens, and makes the image bright, contrasting, and color real.

High-resolution and high-precision optical system;

High-resolution ecological lens, ecological prism, eco-friendly glass;

All-round multi-layer reflection KTB coating. 

Waterproof and rugged bodies:

A structure that affords superb waterproof and robustness makes it possible to use these binoculars in the harsh surroundings, and the appearance uses the unique curved design on both sides of the body which increases the feeling of a good grip.

Wide-angle type;

Employing lightweight die-casting aluminum alloy for the main body, both toughness and lightweight are achieved.