Material: optical glass (Borosilicate,K9 and so on), Up to 96% transmittance, Drawing - more info check here: http://www.buymeasuringtools.com/led-lens-10291897/
Quick Brief
Place of Origin: Jiangsu China (Mainland)Brand Name: wuxiguangtaiModel Number: GT-phi91NAMaterial: GlassUsage: OpticalStructure: Plano-convexShape: Asphericmaterial: glass
Product Features:
Material: optical glass (Borosilicate,K9 and so on)