US$ 1461.50
Built for long-bench convergence flexibility
Single-pole double-throw switch on a demonstration base
Hand-cranked Van de Graaff generator with a 9
sized to accept a bell jar for atmospheric-pressure and vacuum demonstrations
Variable Angle Glass Prism, 15° x 15° x 150° Size_Medium Built for long-bench convergence flexibilityGlass prism with a 15 degree apex and 15 x 15 x 150 angles, the doubled apex prism producing about twice the deviation of the 5 unit while still in the small angle regime.
US$ 1461.50
US$ 6062.00
US$ 866.25
US$ 3193.75
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