The laser safety window type T1K01 is a green-blue absorbing mineral glass filter without additional coating. The laser protection is based on absorption of the laser light within the bulk material. Laser safety eyewear with the laser protection filter has a daylight transmission of approx. 45% and has a broad certified wavelength range with high protection rating in the near IR from 750nm to 1200nm.The laser saftey filter is CE certified and available in three different frames. Please calculate required protection levels before using laser safety filters and compare with the filter provided.