Safety glasses are a kind of glasses with special functions. The mirror is also different. Such as outdoor anti-ultraviolet glasses, anti-impact glasses and anti-chemical glasses used in factories, Surgical glasses for hospitals, welding glasses for electric welding, laser protection in laser engraving Glasses, etc. Protective glasses are also known as labor protection glasses in industrial production and are divided into safety protective eyes There are two types of mirrors and protective masks, which are mainly used to protect the eyes and face from ultraviolet and infrared rays Radiation of electromagnetic waves such as microwaves, dust, smoke, metal and sand debris, and chemical solution splashes Shooting damage. 1. Types and uses of safety glasses 1. Protective glasses against external impact, mainly used to protect the eyes from metal or sand and debris Mechanical damage. The spectacle lens and spectacle frame should be strong and resistant to sh...