Eisco Set of 3 Large Acrylic Blocks for Light and Prism Demonstrations

Set of 3 Large Acrylic Blocks for Light and Prism Demonstrations, Rectangle 7.5" x 4.3", Equilateral Triangle 7.5", Right Isosceles Triangle 7.25" x 5.1", All 0.91" Thick: Oversized acrylic blocks for light and prism demonstrations Rectangle, equilateral triangle and right triangle prisms Ideal to use with standard-sized acrylic blocks Designed for use in labs but can be used in the home or classroom, as well See image for exact dimensions of blocks Set of 3