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liquid compass click to hear : liquid compass

Instrument with magnets that floats on a liquid; it indicates magnetic north.
liquid compass image
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See liquid compass in : french | spanish
pivot sliding cover bowl compass card glass dome

pivot click to hear : pivot

Axle around which the compass card rotates.

sliding cover click to hear : sliding cover

Retractable cover that protects the glass dome from scratches when not in use.

bowl click to hear : bowl

Watertight case containing the magnetic elements, which float in a liquid (oil or alcohol) to reduce oscillations.

compass card click to hear : compass card

Rotating disk graduated from 0° to 360° and integrated with two magnets; it shows the cardinal points and the points in between.

glass dome click to hear : glass dome

Transparent nondistorting hemispherical cover for the bowl containing the liquid.