MARTYN F. CHILLMAID / SCIENCE PHOTO LIBRARY MARTYN F. CHILLMAID / SCIENCE PHOTO LIBRARY
The wooden optical bench allows for fairly precise experiments in the classroom and consists of a 1.5 meter rail on which carriages are placed against a millimeter scale. The light source is a focused light emitting diode that is bright enough to use a without a blackout. The screen provides an image when light passes through the central grid and is focused on a target by a lens.
Model release not required. Property release not required.