<p><b>ORTUR 190-490nm Laser Engraving Protective Goggles Descriptions</b></p><p><b><br></b></p><p></p><p><b>Main Features:</b></p><p><b><br></b></p><p></p><p>● Material: PC + AC</p><p>● Protection Wavelength: 190-490NM</p><p>● Typical laser wavelength: 405, 445, 450, 473</p><p>● Light transmittance: 50%</p><p>● Suitable for ultraviolet and blue semiconductor laser device, solid-state laser 473NM, also can be used as a computer eyewear</p><p><br></p><p></p><p><b>Specification</b></p><p><b><br></b></p><p></p><p>●Dimensions and WeightProduct weight: 0.0360 kgPackage weight: 0.1610 kgProduct Size(L x W x H): 14.30 x 14.50 x 4.80 cm / 5.63 x 5.71 x 1.89 inchesPackage Size(L x W x H): 14.50 x 4.50 x 5.00 cm / 5.71 x 1.77 x 1.97 inches</p><p>●Package ContentsPackage Contents: 1 x Pair of Safety Glasses, 1 x Safety Glasses Case, 1 x Glasses Cloth</p>