Description

Pocket-sized 45mm aluminum compass with a graduated dial

Nine removable sections expose cortical hemispheres

Reproduces Ewald von Kleist's 1745 charge-storage device with concentric metal cups around a plastic dielectric

Delivers 2

Ceramic Ring Magnet, 1.375" OD x 0.75" ID, 5-Pack Lab Equipment_Power Supplies Pocket-sized 45mm aluminum compass withFive ceramic ring magnets at 1. 375 inch outer, 0. 75 inch inner, and 0. 3125 inch thickness, sized to stack on a vertical rod for like pole repulsion levitation demonstrations.

Exchange/Return Notes

We offer a 30-day return/exchange service after receiving.
Final sale items are not eligible for returns or exchanges.
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Ceramic Ring Magnet, 1.375" OD x 0.75" ID, 5-Pack Lab Equipment_Power Supplies Pocket-sized 45mm aluminum compass with

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