bk7 aspherical optical lens

Specification MaterialsBK7 or others optical glass. quartz. sapphire . Ge. Si- ZnSe· CaF2 etc.Diameter1.5~300mmRadiusR 0.8mm-∞Focal length-30000mm~+ 30000mmCenter thickness tolerance+/-0.01mmDiameter tolerance+/-0.005mmFocal length tolerance+/-1%Surface accuracyN=1~3IrregularityΔN=0.1～0.5Decenter3"~1'Surface quality10/5~60/40CoatingUpon requestApplication areaImaging. Lighting Laser etc Recommend Products Company Profile Shanghai Advance Optical-Electronics Technology Co.,

600w Mono light Photography Studio Strobe Flash Lighting Accessories Standard Reflector Mirror High reflectivity optical mirrors are applied to the light of UV, visible light, visible infrared light, visible mid - infrared light. Specification Materials BK7 or others optical glass. quartz. sapphire . Ge. Si- ZnSe· CaF2 etc. Diameter 1.5~300mm Radius R 0.8mm-∞ Focal length -30000mm~+ 30000mm Center thickness tolerance +/-0.01mm Diameter tolerance +/-0.005mm Focal length