Home Cool Gadgets Radiometer, Crooke's
Radiometer, Crooke's

Convert solar radiation into mechanical motion! Just place the radiometer in sunlight, or even in a beam of a bright torch and the black and white vanes inside the glass bulb begin to spin. The brighter the light, the faster the vanes will spin.

Size approx 120mm high x 75mm diameter. No batteries required.

Item Code : GE0750
Price
$32.00 (excl. GST)
$35.20 (incl. GST)
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Radiometer, Crooke's

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