Specification :

It meets the standards of both ISO2178 and ISO 2361 as well as DIN, ASTM and BS. It can be used both in the laboratory and in harsh field conditions.
The F probes measure the thickness of non-magnetic materials ( e.g. paint, plastic, porcelain enamel, copper, zinc, aluminum , chrome etc.) on magnetic materials ( e.g. iron, nickel etc.) . often
used to measure the thickness of galvanizing layer, lacquer layer, porcelain enamel layer, hosphide
layer, copper tile, aluminum tile, some alloy tile, paper etc.
The N probes measure the thickness of non - magnetic coating on 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/ Imperial conversion.
Digital backlit display gives exact reading with no guessing or errors.
Can communicate with PC computer for statistics and printing by the optional cable.
Can store 99 groups of measurements.

Statistics is available.
2.SPECIFICATIONS
Display: 4 digits LCD, backlit
Range: 0~ 1250 um/ 0~ 50mil
( other ranges can be specified )
Min.radius workpiece: F: Convex 1.5mm/ Concave 25mm
N: Convex 3mm/ Concave 50mm
Min. measuring area: 6mm
Min.Sample thickness : 0.3mm
Resolution: 0.1 um ( 0~ 99.9um) ;
1 um ( over 100um)
Accuracy: + -1~ 3% n or 2.5 um or 0.1mil
( Whichever is the greater)
Bttery Indicator: Low batter indicator.
PC interface: with RS-232C interface
Power supply: 2x1.5 AAA( UM-4) battery
Operating condition: Temp. 0~ 50Celsius .
Humidity