100% Brand new and high quality!!
Visible Light Transmittance: >55%.
Protection Features: All-round absorption.
Protection Wavelength: from 190nm to 540nm.
Simple design, large effective protection size
Made of high quality material, strong impact resistance , protective effect is remarkable
Adjustable arm length could make you find the best wearing position easily
Specifically for laser protection design, can effectively prevent laser damage to your eyes.
Size: Approx 15 x 5.5 x 5.5 cm.
Attenuation: (10-6 < N% < 10-4).
Optical Density: > 5.0, (OD +5, OD +6).
The length of temple is adjustable (3.6 - 4.5 inch / 9 - 11.4cm).
Quantity: 1 Pc
1 x Protection Goggles Safety Glasses