Demonstration apparatus for the properties of the crystal lattice of ferromagnetic materials, particularly Weiss domains, Barkhausen jumps, saturation, hysteresis and Curie temperature.
117 freely moving magnetic needles are supported in a hexagonal arrangement between two connected transparent acrylic plates. For projection on the overhead projector.
Length of magnetic needles: approx. 17 mm
Dimensions of plate: approx. 150x150 mm²
Overhead Projector (115 V, 50/60 Hz)
Reliable overhead projector in modern moulded plastic housing with collapsible reflector column. High quality optical system with correction to avoid coloured edges and highly efficient low noise cooling.
Lamp: 36 V, 400 W
Aperture: 285x285 mm² ...
Item: U30150-115
$ 346.00
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