"WardsSci000618"

This apparatus is used to study the current Vs voltage characteristics of CdS photo-resistor at constant irradiance and to measure the photo-current.

Equilateral prisms, made from high quality clear acrylic sheet.

Convert the fun stand into an optical bench.

Spare color filter set to be used with Light Box and Optical Set.

Makes demonstrations viewable by the entire classroom.

Right angle and equilateral prisms are available in a variety of forms.

Classical demonstration of refraction and internal reflection.

Demonstrate the optical principles of lenses and mirrors.

Choose high quality crown glass or shatter-resistant acrylic lenses.

This updated Ray Box uses five super bright LEDs for bright, white rays that are clearly visible.