porro prism bak4 spotting scope

{"cid":"91199509","title":"T0266 20x60x60 Porro Prism Birding Spotting Scope ROHS","imgUrl":"https:\/\/img.chinax.com\/nimg\/d6\/17\/36c8e9018179e1c955af59f57f35-200x200-1.jpg","attrs":{"Price":"Negociation","Brand Name":"YBoptics OEM\/ODM","Model Number":"T0266 20-60X60 Spotting Scope","Minimum Order Quantity":"1 PCS","Delivery Time":"3-30 days","Certification":"CE FCC ROHS","Place of Origin":"Sichuan, China (mainland)","Payment Terms":"L\/C, D\/A, D\/P, T\/T, Western Union, MoneyGram, Paypal","Supply Ability":"30000 PCS per month","Packaging Details":"Custom","Magnification":"20X-60X","Color":"Black","Prism":"Porro\/BK7","Lens Coating":"FMC","OBJ LENS DIA":"60mm","LENS COATING":"Fully Coated"}}

{"cid":"91201126","title":"Borosilicate Coating Quartz Sapphire Optical Glass Filters , Dichroic Silicon Window","imgUrl":"https:\/\/img.chinax.com\/nimg\/a8\/32\/e0a0fa4efc697fbcf426dd720c81-200x200-1.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","Warranty":"-","Customized support":"OEM, ODM","Use":"optical","Material":"Optical Glass","Focal length":"custom","Coating":"upon request","Diameter":"25 mm","Diameter tolerance":"+\/-0.005mm","Surface accuracy":"N=1~3","Centerthickness tolerance":"+\/-0.01mm","Focal length tolerance":"+\/-1%","Surface quality":"10\/5~60\/40","Application area":"Imaging,Lighting,Laser etc","Port":"shanghai","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","Operatingtemperature":"-20 to 70 \u00b0C","Filter Ring Color":"Black,Sliver,Gold","Coating Choice":"Green","Refractiveindex":"1.52","Focal Length":"150mm"}}