Material: optical glass (Borosilicate,K9 and so on), Up to 96% transmittance - more info check here: http://www.buymeasuringtools.com/street-lights-lens-10291896/
Quick Brief
Place of Origin: Jiangsu China (Mainland)Brand Name: wuxiguangtaiModel Number: GT-CFMaterial: GlassUsage: OpticalStructure: Plano-convexShape: Asphericmaterial: glass
Product Features:
Material: optical glass (Borosilicate,K9 and so on)