compact monocular telescope waterproof 66 8000m

{"cid":"91199509","title":"Adults Kids 10-30X42 Compact Portable Monocular Telescope For Bird Watching","imgUrl":"https:\/\/img.chinax.com\/nimg\/4b\/66\/8bc5afb20ace28f01f003eb3c82e-200x200-1.jpg","attrs":{"Price":"Negotiation","Brand Name":"YBoptics","Model Number":"10-30x42","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":"10-30X42 Monoculars Scope Compact","Power":"10x","Objective dia":"42mm","Type of prism":"Roof\/BK7","Number of lens":"6pieces\/4groups","Lens coating":"BMC","Exit pupil dia":"4.3","Exit pupil dis":"14","Field of view":"299ft\/1000Yds","Field angle":"5.7\u00b0"}}