Description
and edge-polished
Optically-worked glass double convex lens with a 150mm focal length and 1
Conical lamp house with a 240V/15W bayonet-cap pygmy lamp on a 6mm metal rod
Classic induction electrophorus with a 6-inch bakelite charge plate and a 3
Biot's Conductor Manufacturer_hBARSCI and edge-polishedDemonstrates that electric charge resides only on the outer surface of a conductor, using a 5cm sphere with detachable hemispherical cups that lift away to test for residual charge.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
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