"serv Dial Sud & sars"

Help Your Students Perceive How Light Behaves

Easily Explain Rotational Inertia

What Happens When You Combine All Colors of Light?

Used to Detect Electrostatic Charge

For Versatile Optical Applications

Versatile Apparatus for Electrostatics Lessons.

A must for your lab

Clear, Short Prisms for Index of Refraction and Dispersion

Operates 1/2 to 3 volts, 100ma start-up / runs at 15ma no load.  Strong torque - 300 RPM @ 1/2 volt. Great for gear drives.  2mm shaft dia. Size 1 1/4" dia x 1 1/4" long. 

The Large Wave form helix easily demonstrates wave phenomena.

Learn how sunglasses work!

Everything You Need to Demonstrate Optical Principles

The Speed of a Bubble Set connects the mathematical concept of slope to the physical science concept of velocity.

With the magnet is on the outside, it's easy to see the science behind these eddy tubes.

Bigger design for easy connections.

Quality ceramic resistors, perfect for physics experiments.