Sensor foil
A film with enclosed nickel partikals shows the magnetic field between the magnetic poles. The magnet poles turn dark, the zone between north and south pole remain bright.
The sensor foil can be cut to the desired dimension.
A film with enclosed nickel partikals shows the magnetic field between the magnetic poles. The magnet poles turn dark, the zone between north and south pole remain bright.
The sensor foil can be cut to the desired dimension.