Acrylic Prisms Set of 6 w/Activity Guide

Boxed set of high quality acrylic prisms, made from clear acrylic sheet, all sides polished.  The set consists of six prisms in a variety of shapes, and an activity guide.  Contents: 1 rectangular block 75mm x 50mm x 15mm, 1 semi-circle 90mm base x 15mm thick, 1 equilateral prism 75mm sides x 15mm thick, 1 double convex lens 90mm long x 23mm at center, 2 double concave lenses 90mm long x 10mm at center. 

• Dimensions: 10″ x 8″ x 2″
• Includes activity Guide
• 6 acrylic prisms packaged in cushioned wooden box