• $29.95

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  • Excellent demonstration tool of the effects of heat and the conversion of solar power to mechanical power.
  • Consists of a set of vanes each shiny on one side to reflect the light and blackened on the other to collect the energy.
  • Mounted in an evacuated glass bulb.
  • When Radiometer is exposed to the sun or another source of intense light, the vanes will start to spin.

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