optometry software

{"cid":"91190363","title":"Ophthalmic PD Measurement Tool GD8401 , Digital Pupilometer High Accuracy","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/f6\/8b\/e6716fd9c92f5696ba1e9e3cb143-200x200-1.jpg","attrs":{"Price":"Negotiable","Brand Name":"KESHILONG","Model Number":"GD8401","Minimum Order Quantity":"10pcs","Delivery Time":"10-20 work days","Certification":"CE, FDA","Place of Origin":"China","Payment Terms":"L\/C, T\/T, Western Union","Supply Ability":"300pcs\/month","Effective measuring range":"binocular pupil distance 45~82mm","Eye release range":"30cm~\u221e","Display error":"\u22640.5mm","Symmetry error":"\u22640.5mm","Rounding error":"<0.5mm","Power supply Voltage":"DC 6V","Model":"GD8401","Time for automatic shut-off":"1 minute after stopping operation"}}