United Scientific™ PRISM AND LENS

These superior quality, yet economical glass prisms and lenses can be used to teach a wide variety of optical principles. Includes a sturdy wooden storage case and an activity guide.

Contents:
* Double convex lens
* Double concave lens
* Semi-circular lens
* Trapezoidal prism
* Small right angle prism
* Equilateral prism
* Large right angle refraction prism