1.Optical glass, precision ground and polished, high-definition imaging;
2.Utilizes a multi-layer nano-coating process, giving the lenses superior waterproof, oil-resistant, dirt-resistant, and scratch-resistant properties;
3.Made of aviation-grade aluminum frame material, the logo is laser-etched and does not fade;
4.Anti-slip gear design with embossed patterns on the top and bottom of the frame for easy installation and removal;Installation will not damage the original lenses; interchangeable filters allow you to capture every exciting moment without missing out;
5.The lenses are made using nano-coating technology; they appear differently in sunlight or artificial light.