Features:
Beautiful and unique design of cubic six sides can be pervious to light, in the same environment, different Angle different color rendering
100% quality optical glass, made of K9 optical glass, with better refraction and clear reflection.
Used as a teaching or research tool
Beautiful appearance, can be used for decoration
Can also be used in photography, which can produce a good filter effect
The product is equipped with a cool black gift box. After opening the gift box, the built-in light will be opened, colorful light will appear, and the light will be extinguished when closed


Specification:
Material: K9 optical glass
Size: 23 * 23 * 23mm / 0.9 * 0.9 * 0.9in
Power supply: 1* cr2450 button battery

Package list:
1 x Optical Glass Prism