safety glass for medical 

Goggles or glasses are forms of protective eyewear that usually enclose or protect the eye in order to prevent particulates,water or chemical from striking the eyes.They are used in chemistry lab and in woodworking.Goggls and glasses are often worn when using power tools such as drills or chainsaws to prevent flying particles from damaging the eyes.Many types of goggles are available as goggles for those with vision problems.