"water bath"

Perform many different lessons around reflection, refraction, diffraction, and interference.

This set has been designed for simple and clear demonstration of the principles of geometrical optics - transmission, reflection and refraction.

This kit uses a compact yet powerful laser ray box, which has bright and well-defined rays perfect for classroom use.

An advanced laser ray box that clearly demonstrates the optical axis.

Students can measure and study refraction of light.

Inverting spectacles complete with two fully rotating inverting prisms in a shielded spectacle frame.