The Surfix easy I F is a coating Thickness Gauge with a built-in magnetic Thickness Gauge with a built-in probe.The measurement range is 0~3500 microns, and the measurement accuracy is ±2μm+2%. This statistical coating Thickness Gauge is suitable for measurement operations in industrial fields such as paint inks, paint workshops, building materials, etc., and is easy to carry.

| Compare categories | Surfix® easy I-FN | Surfix® easy I-F | Surfix® easy E-FN | Surfix® easy E-F |
| Product diagram | ![]() | ![]() | ![]() | ![]() |
| Comparison of specifications | ||||
| Principle | Electromagnetic induction + eddy current | electromagnetic induction | Electromagnetic induction + eddy current | electromagnetic induction |
| Measuring range | Iron/steel 0~3500μm; Non-ferrous metals 0~3000μm | 0~3500μm | steel 0~3500μm; Non-ferrous metals 0~3000μm | 0~3500μm |
| Margin of error | ±2µm+2% | ±2μm+2% | ±2μm+2% | ±2µm+2 % |
| resolution | 1µm | 1um | 1μm | 1μm |
| Minimum substrate diameter | 10mm | 10mm | 10mm | 10mm |
| Minimum curvature | Convex 5mm concave 50μm | convex 5mm; Concave 50 μm | Convex 2mm; Concave 50 μm | Convex 2mm; Concave 50 μm |
| Thinnest matrix | Electromagnetic induction: 0.5mm, eddy current: 50um | 0.5mm | Magnetic induction: 0.5mm; Vortex: 50um | 0.5mm |
| probe | One-piece probe | One-piece probe | Wired probes | Wired probes |
| Statistical functions | Number of measurements, mean, standard deviation, min, max, | |||
| Graphical features | not | |||
| Weight (g) | 90g (including battery) | 140g (with battery) | ||
| Dimensions (mm) | 110×50×25mm | |||
| Calibration certificate | Production inspection certificate | |||
| Display the screen | Ink monochrome screen | |||