n bk7 h k9l optical bi convex lens

{"cid":"91222766","title":"N-BK7 H-K9L Optical Spherical Bi Convex Lens For Camera High Accuracy","imgUrl":"https:\/\/img.chinax.com\/nimg\/29\/76\/0cfda8bfbe28fcf6d333064711cc-200x200-1.jpg","attrs":{"Price":"NEGOTIATION","Brand Name":"LONGWAY","Model Number":"LW1609201453","Minimum Order Quantity":"500 pieces","Place of Origin":"Shanghai, China","Packaging Details":"electrolytic capacitor paper,foam,carton","Supply Ability":"80000 Pieces per Month","Certification":"ISO9001","Payment Terms":"D\/P,T\/T,Western Union","Structure":"convex","Shape":"Spherical","Surface":"Optical grade","Transmission":"over 92%","Coating":"available","Processing":"grinding and polishing","Application":"Optics and lighting","OEM":"available"}}

{"cid":"91201126","title":"Lighting Uncoated 1mm To 300mm BK7 Bi Concave Lens","imgUrl":"https:\/\/img.chinax.com\/nimg\/c5\/d4\/aa7ac010145171d831a00ecbfcfd-200x200-1.jpg","attrs":{"Price":"$0.2~$100","Brand Name":"Advance","Model Number":"as requirements","Minimum Order Quantity":"1","Delivery Time":"3~30days after order","Place of Origin":"China","Packaging Details":"EVA+Vacuum","Supply Ability":"1000k\/per month","Vision Effect":"lenticular","Lenses Color":"Clear","Focal length":"custom","Diameter":"25 mm","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","Certification":"ROHS\\Reach","Payment Terms":"T\/T&L\/C","Interface Type":"Canon EF-S","Centerthickness":"5 mm","Width Tolerance":"+\/-0.01mm","Style":"Antique","Application Area":"Lighting,Laser etc","Shape":"Spherical","Material":"Optical Glass","Operatingtemperature":"-20 to 70 \u00b0C","Filter Ring Color":"Black,Sliver,Gold","Customized Support":"OEM, ODM","Coating Choice":"Green","Refractiveindex":"1.52","Focal Length":"150mm"}}