Blue Light Blocking Color Ultra UV Computer Wellington Wellington Stylish [KANASTAL] Glasses, Dimmable, Changing, Lightweight, UV400, Protection,

Photochromic lens: Equipped with photochromic lens! The color density changes depending on the amount of UV rays and brightness. Naturally changes to a soft smoky gray outdoors and clear transparency indoors. Protects your eyes from dazzling sunlight while achieving optimal transmittance that does not obstruct your vision indoors. Seamlessly responds to sudden changes in outdoor/indoor environments, so there is no need to bother changing glasses. Multi-use sunglasses that allow you to spend a variety of scenes comfortably with just one pair. (Please note that blue light cut lenses are usually slightly yellowish. Please note that the color change and photochromic effect will be weaker in environments with weak UV rays, such as inside a company, indoors, on cloudy days, or while driving.) UV400 Protection & Blue Light Cut: UV400 lenses effectively block ultraviolet rays (including UVA and UVB) with wavelengths of 400 nanometers or less, protecting your eyes from harmful ultraviolet rays. The blue light cut function blocks harmful light from screens such as smartphones, computers and televisions. Can be worn naturally as PC glasses in the office and as UV-cut sunglasses when going out. Convenient glasses that serve two purposes in one Classic Wellington style: The Wellington style frame is a mature look that makes the face look slimmer. The unisex universal design has a simple yet sophisticated appearance that blends naturally with any face shape. The ergonomic design is thoroughly designed for comfort, from the nose pads to the temples. It is lightweight and comfortable to wear, without putting strain on the head or ears, even when worn for long periods of time. Great for a variety of occasions: Stylish and practical, with a neutral style that suits both men and women, it can be used by people of all ages. Protects your eyes from sudden sunlight during your commute and blue light when working on a computer. Ideal for blocking 99% of UV rays while driving or cycling, and reducing digital fatigue in the office or cafe. Recommended for business people to improve their impression during business meetings, and for outdoor enthusiasts to provide comfortable vision during leisure activities. Product Specifications: Lens width: 52 mm (the width from the left edge to the right edge of the lens does not include the frame); Lens height: 43 mm (the height from the top to the bottom of the lens does not include the frame); Overall width: 144 mm (measured from left to right at the widest part of the glasses frame); Bridge width: 17 mm; Arm length: 154 mm; Weight: about 27 g; Note: Due to manual measurement, there may be 2-3 mm error.