Feature

●Material: K9 Crystal optical glass
●Size: Cube, side length 15mm/0.59, 18mm/0.71, 20mm/0.8 (Its small.)
●The six-sided polished prism is more beautiful, with good light transmittance and high hardness.
●This is a nice demonstration of beam splitting and light filters, awesome color combinations that can be created.
●If you have any questions, please contact us and we will get back to you within 24 hours.


Description

Features


Material: K9 Crystal
Size: 15mm/0.59``, 18mm/0.71, 20mm/0.8, easy to carry
Can be used as children intelligence development toy or art decoration.

Package Included

3*cube prism