CR-39 welding protective lens different sizes depends on your needs OverviewThe CR-39 resin protection lens is suitable for the cutting operator’s labor protection of the electric welding,the plasma cutting such as argon arc welding and the hydrogen arc welding and so on....

Glass Magnifying welding protection lens. 0.75 ~ 3.50 diopter Glass Magnifying welding protection lens ;One of our new products ,the doipters are 0.75 ~ 3.50;Multiple featues of this products ,it absorb the inrared rays and ultraviolet rays when do the welding works,and it...