Gold Glitter Cardstock-7oz(250g)

Wear goggles that match the wavelength of the light source

When operating with open covers or using open-type devices, be sure to wear laser goggles that match the wavelength of the light source. Different light sources (blue light/infrared/CO2/UV) have different wavelengths; please pay attention to whether the wavelength protected by the goggles matches the laser;