The head-mounted magnifying glass frame is made of ABS material,and the lens is made of acrylic material,which is comfortable,light and hard and scratch-resistant. The product comes with LED lights and a set of interchangeable lenses,respectively,20x,multiple multiples for your convenience Designed according to ergonomics,the hands are liberated,the operation is simple,the appearance is fashionable,the viewing is comfortable,and the weight is light. Suitable for electronic maintenance,old man reading,embroidery embroidery,engraving,painting,welding,jewelry identification,etc. All-in-one multifunctional magnifying tool integrates surgical loupe, jeweler magnifier, craft magnifier and reading magnifying glass. Widely used in dental clinics, jewelry shops, repair workshops, beauty salons and households. Practical gift for doctors, jewelers, maintenance workers, crafters, electricians and elders for all close detail observation work.