Protection Wavelength Range:190-540nm; Optical density: OD7+ ;Visible light transmittance: 55% CE available:Standard EN 207:2017 Protection Type:Continuous absorption;Broad-spectrum;All-round protection; Protection Wavelength: 355nm,405nm,445nm,447nm,450nm;460nm,473nm,515nm,520nm,532nm Application: ND:YAG, UV Laser, Violet, Blue, Green Laser protection,etc. UV Resin Light Protection