The radiometer doubly from crystal-clear glass in a wood rack from cherry connects both nature materials harmoniously. The balls are associated from crystal-clear Lauschaer bottle glass. In the glass body of the light mill is a rotor, which turns during influence of light. The wood rack is turned from cherry wood. The diameter of the glass balls amounts to 7 cm. The wood rack is 25 cm highly.
This article carries the protected brand name of the Thuringians art glassblower guild .