f1 1 objective lens thermal scope sight

{"cid":"91222036","title":"384*288 TGS300 Thermal Imaging Scope with 1800m Detection and Adjustable Focal Length","imgUrl":"https:\/\/img.chinax.com\/nimg\/dc\/48\/da300f9f1c0f99a90c45dcc33a65-200x200-1.jpg","attrs":{"Price":"$1,039.00\/pieces 5-99 pieces","Brand Name":"OEM","Model Number":"TGS300","Minimum Order Quantity":"5 pieces","Place of Origin":"Beijing, China","Type":"Hunting lights","size":"5 slots","Detector type":"uncooled focalplane","Resolution":"384x288 infrared focal plane","LCD resolution":"1024x768","objective lens diameter":"30mm","Field of view":"13\u00b0, 230m\/1000m","Digital zoom":"2X-10X","Wavelength range":"384*288 @ 12um","Palette":"Rainbow\/Hot Metal\/White Hot\/Black Hot","Focal length":"Adjustable","Working time (22\u2103)":"6-8 hours"}}