一步测量钢材上镀锌再镀油漆的镀层系统（双镀层）中各自的厚度。
FMP20菲希尔涂层测厚仪技术参数：
fischer新型FMP20涂层测厚仪磁感应：测量范围：0～1300μΜ（0～60 mils）测量精度：0～50 μΜ：0.2 μΜ 50～1300μΜ： 1 ％。
fischer新型FMP20涂层测厚仪涡流探头：测量范围：0～800μΜ（0～48 mils）测量精度：0～100 μΜ：0.5 μΜ，100～800μΜ： 0.5 ％
The DUALSCOPE® FMP20 is part of the new FMP10-20 generation of proven portable instruments. It has a wide assortment of plug-in type probes, that provide precise measurements.
In addition to one user- created calibration application, these easy-to-operate and sturdy instruments are suitable for virtually any coating thickness measurement requirement. The spectrum of requirements that the DUALSCOPE® FMP20 is capable of, spans from extensive coated specimens to other very specific and complex measuring challenges.
Common characteristic statistical ＆#118alues are also determined and displayed.