The listing, Optical Glass Crystal Cube RBG Dispersion Prisms Light Spectrum Physics X 2 has ended.
Optical Crystal Glass Prism Cubes
One small and one tiny (1cm)
Made of optical crystal glass.
Combination of 4 triangular prisms.
Used to demonstrate splitting white light into different colors.
Change colors by simply turning the cube.
Beautiful mini desktop decorations.
*Random Cat Photo Google Gadget by Elias Saba.
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