Special Filters for Auto-darkening Welding Helmets

Daheng Optical Thin Film Company supplies the special filters for auto-darkening welding helmets, its peculiarity as follows:

1.Blocking UV and IR ray from the welding arc which causes damages to the welder's eyes;

2.Protecting LCD not to be shined by UV ray and lengthen service life;

3.The luminance of filter can be chosen in 25%-50%;

4.The tolerance of luminance can be made according to customer's requirement;

5.The chromatic coordinate can be made according to customer's requirement;

6.Able to bear the high-low temperature, humidity, water resistant, and adhesive test of the coating layer, the perfomance accords with the requirement of customer.