n bk7 sf11 optical glass achromatic doublet

{"cid":"91222766","title":"N-BK7 SF11 Optical Glass Achromatic Doublet for High-Resolution Photography","imgUrl":"https:\/\/img.chinax.com\/nimg\/7f\/50\/cb84f99ac009d43752de9fcacfed-200x200-1.jpg","attrs":{"Price":"NEGOTIATION","Brand Name":"LONGWAY","Model Number":"LW16092042","Minimum Order Quantity":"300 pieces","Certification":"ISO9001","Place of Origin":"Shanghai, China","Payment Terms":"D\/P,T\/T,Western Union","Supply Ability":"50000 Pieces per Month","Packaging Details":"electrolytic capacitor paper,foam,carton","Shape":"Achromatic Convex Concave","Surface quality":"40\/20","Transmission":"over 90%","Coating":"available","Application":"Optics and Laser","OEM":"available"}}

{"cid":"91201126","title":"1.5mm To 300mm Achromatic Doublet Lens , BK7 Fused Silica Lens","imgUrl":"https:\/\/img.chinax.com\/nimg\/b9\/6d\/88b7f34e35e108c0fe2fec410fc9-200x200-1.jpg","attrs":{"Price":"$100.00\/Pieces 10-99 Pieces","Brand Name":"Advance","Model Number":"003","Minimum Order Quantity":"10 Pieces","Place of Origin":"Shanghai, China","Packaging Details":"Vacuum+EVA+Carton","Supply Ability":"10000000 Piece\/Pieces per Month","Warranty":"-","Customized support":"OEM, ODM","Usage":"Optical","Structure":"Plano-convex","Shape":"Spherical","Material":"BK7 and other optical glass,quartz,sapphire,Ge,Si,ZnSe,CaF2 etc","Focal length":"custom","Coating":"upon request","Diameter tolerance":"+\/-0.005mm","Surface accuracy":"N=1~0.5","Centerthickness tolerance":"+\/-0.001mm","Focal length tolerance":"+\/-1%","Surface quality":"10\/5~60\/40","Application area":"Imaging,Lighting,Laser etc","Size":"OEM Size","Port":"shanghai"}}