Optical Glass Prism
>Made from AAA quality optical glass, these equilateral triangular prisms generate deep, saturated colors in the full rainbow when placed in bright sunlight. Great for classroom demonstration, building a periscope, as well as other optical experiments.
Prism length is 5.9" (150mm) and sides are 1.17" (30 mm).
Optical Glass Prism: $29.00