** Coating Thickness Measurement MINITEST 650 - This measuring instrument is widely used, particularly for general purpose. Measured values and statistics can be printed out by means of a portable printer(purchased separately). ** Usage - Quick and accurate nondestructive coating thickness measurement ** Features - Practically small size - Built-in function of statistical analysis function - An improved keypad mold - Improved operating system for accurate measurement - Coating iron and metal with all kinds of nonmagnetic materials such as paint, enamel, chromium, zinc, etc. ** Technical Data [Part No. MINITEST 650] - Measuring Range : TYPEF(Ferrous Metal) : 0~3,000 micro meter / 120mils TYPEN(Nonferrous Metal), FN(Common Use) : 0~2,000 micro meter / 80mils - Measuring Accuracy : +-2 micro meter (0.08mils) or +-2% - Min. Curvature Radius : Convex 5mm / 0.2", Concave 25mm / 1" - Min.Area for Measurement : 20mm / 0.8" - Min. Base of Thickness : 0.5mm / 20mils(F), 50 micro meter / 2mils(N) - Display : Display 4 digits (11mm / 0.44") - Measuring Unit : micro meter - mils - Calibration : Standard, 1 Point, 2 Point. - Statistic : x, s, n(Max. 9999), Min., Max. - Interface : USB - Battery : 3 Micro AAA battery(More than 10,000 Measurement) - Dimension(LxWxH) : Body 70x122x32mm, Probe 15 dia.x62mm - Temperature : Body 0~50 celsius degree, Probe -10~70 celsius degree