Protective Goggles for Violet/Blue 400nm-450nm Laser Safety Glasses(Pack of 3)

Description

Parameter: Protection wavelength range:400nm-450nm Protection features:all-round absorption Visible light transmittance:>55% Optical Density:> 5.0, (OD +4, OD +5) Note: Laser light is harm to human eyes, please choose this goggles to protect your eyes! Normal sun-glasses takes no effect, but laser protection goggles can reflect 55% of the light. Package: 3PCS x Protection Goggles for Violet/Blue Laser Safety Glasses New (without box)