"solar binocular"

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. 

These stereomicroscopes have all the quality features and versatility of larger stereo microscopes in a compact size.

Quality at an affordable price.

In these digital compound instruments, a video camera is built into the traditional microscope chassis.

Quality construction assures trouble-free operation and minimal down time.

Learn how sunglasses work!

Easily determine pH with the universal indicator chart.

Every color of the rainbow available!

Whiteboard Color Optics are a complete system for investigating color, reflection, and refraction.

What Happens When You Combine All Colors of Light?