Vertical Axis Wind Turbine Science Kit, Kit Should Only Be Used By Persons 12 Years Old And Up, And Only Under The Supervision Of Adults Who Have Familiarized Themselves With The Safety Measures Described In The Kit, Keep Small Children And Animals Away
Equilateral Prism, Material: acrylic, Refractive index close to optical glass, can produce a rainbow from a non-monochromatic light source such as sun light, Perfect for student use, which will not break or chip like glass, is a softer material, Size: 50mm length, 25mm face size
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