bk 7 quartz glass ball lens

{"cid":"91201126","title":"Custom Optical Fused Silica Concave Glass Lens Quartz BK7 Glass Sapphire Convex Ball Lens","imgUrl":"https:\/\/img.chinax.com\/nimg\/bb\/e9\/67fa5348048cbf483e789023ea0d-200x200-1.jpg","attrs":{"Price":"$100.00\/Pieces 10-99 Pieces","Brand Name":"Advance","Model Number":"002","Minimum Order Quantity":"10 Pieces","Place of Origin":"Shanghai, China","Packaging Details":"Vacuum+EVA+Carton","Supply Ability":"10000000 Piece\/Pieces per Month","Material":"Fused Silica Concave Glass Lens Quartz BK7 Glass Sapphire etc","Customized support":"OEM, ODM","Usage":"Convex Ball Lens","Focal length":"Custom","Application area":"Custom Convex Ball Lens","Diameter":"Custom","Diameter tolerance":"+\/-0.005mm","Surface accuracy":"N=1~0.5","Centerthickness tolerance":"+\/-0.001mm","Focal length tolerance":"+\/-1%"}}

{"cid":"91184473","title":"Customized Shape Laser Cut Sapphire Windows , Sapphire Coated Crystal","imgUrl":"https:\/\/img.chinax.com\/nimg\/a0\/99\/e08ba4dff76c1b8b458048fa23c5-200x200-1.jpg","attrs":{"Price":"by case","Brand Name":"zmsh","Model Number":"27.5x21x0.5mmt customized sapphire window","Minimum Order Quantity":"20pcs","Delivery Time":"2-4weeks","Place of Origin":"china","Payment Terms":"L\/C, T\/T, Western Union","Supply Ability":"1000pcs\/month","Packaging Details":"carton case","vision light transmissivity":"85\uff05","industry":"electronic product protect glass cover\uff0cled\uff0coptical glass\uff0cepi-ready wafer","materials":"99.999\uff05 Al2O3","color":"Colorless transparent","advantagement":"hardness 9.0,wear resistance,","applications user":"protective window","surface":"doubie side polished","tolerance":"\u00b10.03mm"}}