Güneş Enerjisi Deneyi
Gelsonlab HSTM-069 Eğitim Bilim Oyuncakları Güneş Enerjisi deneyi
Güneş Enerjisi Deneyi uses the high-brightness LED lamp as the light source, through the convex lens to focus on the projection film, and finally through the lens of three convex lens groups, the picture is projected on the screen, the film has the changing constellation of the moon circle, the constellation position change of the nebula and the four seasons sky, so as to understand the astronomical knowledge.