DescriptionProduct DescriptionProtection Wavelength: 190-380nm & 570-600nm 1. It can protect your eyes form 190-380nm & 570-600nm UV and yellow light. 2. This glasses is designed to provide excellent safety, with an OD4 (optical density), and can maximize the blocking of harmful light wavelengths. The visual transmittance (VLT) is 40%, allowing you to comfortably wear it for a long time without affecting visibility. 3. Application: Preferable choice of lampworker, beadmaker, art making craftsman. Suitable for sodium lamp, glass blowing, etc. 3. This product is made of special optical lenses, is a professional glasses to protect your eyes from sodium light, ultraviolet light, it is suitable for lamp workers of glass factory to watch fire and is an essential tool for burning glass products. 3. Comfortable Design: It is comfortable, airing, and flexibility. The flexible frame provides durability and a comfortable fit. 4. Provide more Convenience: The end of the mirror leg is equipped with a rope hole, which can be worn and tied to prevent falling off, and the glasses can be taken off at any time without worrying about losing (T10-2 do not have the rope hole).
