zoom telescope for bird watching

{"cid":"91199509","title":"8-25x50 Night Vision Monoculars Dual Focus Optics Zoom Telescope For Bird Watching","imgUrl":"https:\/\/img.ismap.com\/nimg\/7b\/af\/6ee5168723da98c61b7e97d7dedb-200x200-1.jpg","attrs":{"Price":"Negotiation","Brand Name":"YBoptics","Model Number":"8-25x50","Minimum Order Quantity":"10 peice","Delivery Time":"10-15 days","Certification":"CE,FCC,ROHS","Place of Origin":"China","Payment Terms":"L\/C, D\/A, D\/P, T\/T, Western Union, MoneyGram,Paypal","Supply Ability":"10000 per month","Packaging Details":"can be customized","Name":"8-25x50 Monocular Dual Focus Optics","Magnification":"8-25x","Objective lens":"50mm","Exit Pupil Dia":"6.25-2mm","Eye Relief":"18-13.5mm","View Distance":"1.0 - infinite","Field\u00a0Angle":"4.4\u00b0 - 2.0\u00b0","Close Focusing Distance":"1","Coating":"FMC green","Resolving power":"5.8'"}}

{"cid":"91212602","title":"TM1 Handheld Night Vision Monocular Telescope For Bird Watching","imgUrl":"https:\/\/img.ismap.com\/nimg\/2d\/c4\/ce56988b2ebcdaa9ba129dc73edc-200x200-1.jpg","attrs":{"Brand Name":"OEM, ODM All Available","Model Number":"A3","Minimum Order Quantity":"","Delivery Time":"","Certification":"CE,FC,RoHS","Place of Origin":"China","Payment Terms":"","Supply Ability":"","Type":"A3 thermal imaging monocular","LCD continent rate:":"720X540","Type:":"Night Vision Optic","Material:":"Optical Glass","Eyepiece:":"Monocular display","Size:":"186x69x68 mm","Image Store:":"BMP","Thermal image frame rate:":"50Hz"}}

{"cid":"91220963","title":"C 8X Magnification 42mm Caliber High Definition Monocular Termico Birding Watching Shooting Long Rnage Telescope Binoculars","imgUrl":"https:\/\/img.ismap.com\/nimg\/8d\/8e\/76560e8075175e67fd90914677dc-200x200-1.jpg","attrs":{"Price":"CN\u00a5216.90\/pieces 1-9 pieces","Brand Name":"kaemeasu","Model Number":"KM-TC0842","Place of Origin":"China","Type":"optical scope","Maximum Output Power":"0","Material":"ABS+PC","Weight":"560g","Magnification":"8X","Application":"training, SPORTS, Tactical, Hunting, outdoor activity, Fishing, Camping, TELESCOPE, Outdoor sports, bird watching, Travel, Hiking, long range shooting, Safety, Concert, CS, gun mount, 25 meters target, ASTRONOMY, 20mm rail, long range precise shooting, war","Feature":"LONG RANGE, HD, HIGH QUALITY, PROFESSIONAL","Lens Coating":"multi-coated","Field of View":"6\u00b0","Objective Lens Diameter":"42mm","Mount Base Type":"Tripod Mount","Performance Level":"high","certificate":"CE, ROHS","Exit pupil diameter":"4.2mm","Exit pupil distance":"16.5mm","Color":"green\/black"}}