HDCRYSTALGIFTS25mm Optical Glass X-Cube Prism RGB Dispersion Prism Physics and Decoration Light Spectrum Educational Model Photography Props

HDCRYSTALGIFTS 25mm Optical Glass X-Cube Prism RGB Dispersion Prism Physics and Decoration Light Spectrum Educational Model Photography Props

1.2'' Optical Glass RGB Dispersion Prism X-Cube for Physics Teach Rainbow Prism Crystal Cube Prism Photography Props