The Horotec Touch Screen MagTest is an advanced, multifunctional and portable tester for the detection of demagnetism and control of magnetic remanence of watches, movements, tools and watch parts.
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Manufacturer:
Horotec
There are 5 sensors and one of them is location in the center of the detection surface. The others are located in the corners of a 1.5cm square. They can measure the mnagnetism force as well as the position. A dot on the LCD screen shows a sensor wih its position and the dot size is proportional to the magnetic force.