These glasses can prevent or reduce laser damage to the human eye. It is a kind of effective protective glasses that can be used for various lasers. Features: Delicate and cool appearance. Convenient to wear. Full absorption type eye protection. Protection wavelength range: 200nm-2000nm. Visible light transmittance reaches 70%. Suitable for infrared laser / YAG laser / diode laser / laser cosmetic equipment and so on.. Specifications: Model: IPL-2 Lens material: PC Protective wavelength range: 200nm-2000nm Density:> 5.0 (OD + 4) Visible light transmittance: 70% Protective functions: Absorption of all directional protection Applicable for laser: infrared laser / YAG laser / diode laser / laser cosmetic equipment Product size: 150 * 115 mm / 5.9 * 4.53 inches Packaging size: 170 * 70 * 40 mm / 6.69 * 2.75 * 1.57 inches Packaging weight: 97g / 3.42 ounces Lens color: blackWhat does the set include ? - 1pc. IPL glasses - 1pc. Protective case - Glasses cloth.