coating thickness meter cm8828 it meets the standards of both iso2178 and iso-2360 as well as din, astm and bs. suitable for the laboratory and for use in harsh field conditions. * the f probes measure the thickness of non-magnetic materials (e.g. paint, plastic, porcelain enamel, copper, zinc, aluminium, chrome etc.) on magnetic materials (e.g. iron, nickle etc.) . often used to measure the thickness of galvanizing layer, lacquer layer, porcelain enamel layer, phosphide layer, copper tile, aluminium tile, some alloy tile, paper etc. * the n probes measure the thickness of non-magnetic coatings on non-magnetic metals. it is used on anodizing, varnish, paint, enamel, plastic coatings, powder, etc. applied to aluminum, brass, non-magnetic stainless steel, etc. * automatic substrate recognition. * manual or automatic shut down. * two measurement mode: single and continuous * wide measuring range and high resolution. * metric/english conversion. * digital display gives exact reading with no guessing or errors. * can communicate with pc computer for statistics and printing by the optional cable it meets the standards of both iso2178 and iso-2360 as well as din, astm and bs. suitable for the laboratory and for use in harsh field conditions. and printing by the optional cable product synopsis model: cm8828fn in built probe(s) operating principle: magnetic induction/eddy current (f/nf) measuring range:0-1250um/0-50mil resolution; 0.1/1 accuracy: ±1-3%n or ±2.5um min. measuring area: 6mm min. sample thickness: 0.3mm battery indicator: low battery indicator metric/ imperial: convertible power supply: 4x1.5v aaa(um-4)battery auto power off operating conditions:0-+45℃(32℉-104℉),≤90%rh dimensions: 126x65x27mm weight: 81g(not including battery) optional accessories: other range 0-200um to 15000um