Optical density: OD4+. Laser, 450nm blue laser, 532nm 755nm 1064nm laser. 532nm, 808nm, 980nm, 1064nm1070nm, etc. The protective wave band of this laser protective glasses is: 190-550nm, 800-1100nm. Note: Due to the lighting when taking photos, Display resolution and other factors, there may be a slight difference with the real glasses lens color.
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