Walfront Optical Glass Triangular Prism K9 Optical Glass Prism Crystal Rainbow Maker for Decoration Physics Education Teaching Light Spectrum Photo Photography Prism Tool Gift (15 * 15 * 87mm)
$6.62$7.75
Description
K9 optical glass: This optical glass prism is made of high quality K9 optical glass, reliable to use..A children: It can be given to your children as a gift or as a decoration to decorate wherever you want..Physics teaching tool: This beautiful and unique optical glass prism can be used as a physics teaching tool..Equipment for science class: A necessary equipment for science class of primary school, junior high school and high school..Different colors at different angles: There will be completely different color rendering from different angles at the same environment.
