Nakamura Magnetic Compass, Oil Sealed, Ungraduated
SKU: N99-B10-3570
Availability: In stock
$15.00
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For electromagnetic field experiments. An oil-sealed damper enables smooth needle movement without repeated oscillation observed in other magnetic compasses.
Suitable for use with Overhead Projector presentations
SPECIFICATIONS
Construction: Transparent resin
Dimensions: 39mm diameter x 9.6mm thick