Product Overview
This device is a convenient and clean way to visualize magnetic lines of force that are generated around permanent magnets. Comprises a clear acrylic matrix of 576 circular chambers with iron rods that function effectively as plotting compasses. Placing a magnet over or under the device makes the rods align along the magnetic lines of force. Dimensions (w × d × h): 220 × 200 × 23 mm. Each device comes with a pair of steel bar magnets and single U-shaped magnet.