Description

6 Place double walled

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

suited to transferring crucibles around open-flame chemistry work

Body measures 5" in diameter

Hand-painted skin cross-section enlarged 300 times exposes epidermal layers

Plano-Convex Glass Lens, 50mm Diameter, 200mm Focal Length Features_Handle & Spout 6 Place double walledLong focal plano convex glass lens at 50mm diameter and 200mm focal length, the f 4 geometry projecting collimated and well formed real images onto distant screens.

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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Plano-Convex Glass Lens, 50mm Diameter, 200mm Focal Length Features_Handle & Spout 6 Place double walled

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