FreeMascot Professional OD 6+ 190nm-550nm Wavelength Violet/Blue/Green Laser Safety Glasses (Frame Style 2)

Wavelength: 190nm-550nm, Optical density: OD 6+, Visible light transmittance: 40%, EN207: 1998 + A1EN207: 1998 + A1: 2002 approved (European laser eyewear standards for laser safety eyewear)., Compatible with 405nm, 445nm, 450nm, 473nm, 515nm, 520nm, 532nm laser light