reflectivity assessment retroreflectometer standard illuminant a

{"cid":"91200138","title":"Testing Spot Diameter 32mm Sign Retroreflectometer Featuring Observation Angle 0.2 Degree and Light Source Color Temperature 2856\u00b150K Standard Illuminant A for Reflectivity Assessment","imgUrl":"https:\/\/img.chinax.com\/nimg\/01\/81\/f5c4454b2db8017f5c824060ec7f-200x200-1.jpg","attrs":{"Brand Name":"Retro Reflective Meter","Model Number":"STP-TSR","Minimum Order Quantity":"1","Delivery Time":"5-8 work days","Place of Origin":"CHINA","Certification":"CCC","Packaging Details":"inner box and master carton , 1pc per carto","Payment Terms":"T\/T","Supply Ability":"1000","Charger":"DC 8.4V","Instrument size":"220mm \u00d7 250mm \u00d7 80mm (L\u00d7H\u00d7W)","Weight":"1.7kg","Error of repeatability measurement":"\u22642% ","Continuous working time of battery":"\uff1e8h","Warranty":"1 Years","Ambient humidity":"\uff1c98%, No Frost","Error of reproducibility measurement":"\u22643% "}}