GP31 Laser Glasses Innovative Optics Laser Glasses Home » GP31 Laser Glasses & Frames GP31 Wavelength & OD 573-595nm (OD 5) 733-756nm (OD5) Material Glass (Amber) VLT 19% GP31 Lens Technical Data Sheet Laser Type Alexandrite C740.GP31 Purple Laser Eye Protection $395.00 Read more C740.GP31 Red Laser Eye Protection $395.00 Read more C740.GP31 White Laser Eye Protection $395.00 Read more C740.GP31 Blue Laser Eye Protection $395.00 Read more C740.GP31 Gunmetal Gray Laser Eye Protection $395.00 Read more C740.GP31 Zebra Laser Eye Protection $395.00 Read more