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1 x 50mm Diameter Double Convex lens
360° Rotatable with built-in CCD camera
with maximum allowable levels of impurities such as carbon dioxide
Educational Tool: Includes an educational card and stand
Magnetic Field 1 x 50mm Diameter DoubleThis clear plastic case makes it possible to observe a magnetic field in 3 D. Each side of the field demonstrator contains iron filings, and the center of the demonstrator houses a powerful magnet. The demonstrator can open down the center, making it possible to view the magnetic field from all angles. Premium Quality: This product is made of high grade construction all the way through, excellent build quality and proven reliability across the range.
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