50mm telescope for bird watching

{"cid":"91199509","title":"Adults 12x50 High Power Monocular Telescope For Bird Watching","imgUrl":"https:\/\/img.chinax.com\/nimg\/f6\/04\/dc9fa46b8a661a481903d6c5a242-200x200-1.jpg","attrs":{"Price":"Negociation","Brand Name":"YBoptics OEM\/ODM","Model Number":"Monocular YMT1","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","Monocular Color":"Black","Monocular power":"12X","Lens coating":"FMC","Monocular weight":"353g","Monocular lens type":"BAK4 prism","Objective lens diameter":"50mm"}}

{"cid":"91220963","title":"Kaemeasu C Model Green Color 10x42 HD Waterproof Binoculars for Adults, Binoculars for Bird Watching and Hiking, Optics with BAK4 Prism, Shockproof Magnesium Alloy Body, Clear and Bright Vision","imgUrl":"https:\/\/img.chinax.com\/nimg\/b6\/84\/4b897eac89722d0d2e6ae6ceb0c0-200x200-1.jpg","attrs":{"Price":"32.6","Brand Name":"Kaemeasu","Model Number":"KM-TC1042","Minimum Order Quantity":"1","Delivery Time":"3-10days","Place of Origin":"China","Payment Terms":"T\/T","Packaging Details":"Product size\/weight:147*130*54.5mm \/ 560g Package size\/weight:17*7.5*18cm \/ 760g \t Carton package:10 pcs\/carton - 42*37*23cm - 8.2kg"}}