US$ 65.00
Class-visible 12-inch demonstration meter with magnetically damped moving coil and Perspex front-and-back panels
5-meter bench on leveling-screw feet
letting students drive the lamp directly or send the slow AC output to a meter or oscilloscope
sized for field measurements and outdoor physics investigations
5V DC fan motor with a blue plastic blade on a 3
Extra Dense Flint Glass Prism, R=1.65 Prong_3 Class-visible 12-inch demonstration meter withHeavy flint glass prism at refractive index 1. 65, the leaded body delivering pronounced spectral separation for comparing dispersion against crown and flint baselines.
US$ 65.00
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US$ 14.00
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