Description

and 500mm focal lengths for comparative refraction experiments

and three low-friction nylon wheels for straight-line momentum experiments

Copper 2 by 0

with both 4mm stackable sockets and screw terminals so leads wire in without an adapter to either bench standard

Alnico U-Shape Magnet, 115 x 20 x 8mm Light & Optics_Reflection & Refraction and 500mm focal lengths forWide shoulder 115 x 20 x 8mm Alnico U shape with poles labeled and a keeper supplied, the broad pole faces giving a flatter field profile than narrow U shape models.

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Alnico U-Shape Magnet, 115 x 20 x 8mm Light & Optics_Reflection & Refraction and 500mm focal lengths for

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