58 degree porro prism binoculars 8x magnification

{"cid":"91199509","title":"Military Green Porro Prism Binoculars For Bird Watching And Camping","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/3a\/e8\/062653bd6008e8cd09083da254ca-200x200-1.jpg","attrs":{"Price":"negotiable","Brand Name":"OEM","Model Number":"ZB 8X30","Minimum Order Quantity":"1 piece","Delivery Time":"7~30 days","Certification":"CE,ROHS,REACH","Place of Origin":"China","Payment Terms":"L\/C, T\/T, Western Union","Supply Ability":"10000 pieces\/month","Packaging Details":"optional","Objective diameter:":"30mm","Prism":"Porro\/Bak4","Color":"Green","Magnification":"8x","Coating":"FMC","Field of View(m\/1000m)":"8\u00b0","Eye Relief":"18mm","Net weight":"575g"}}