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

A handy addition to your optical bench, this light source features a 7.5 watt incandescent lamp plus a cord and plug for connection to 110 VAC power source.

3' Fiber optic element, easily demonstrates the bending of light through the fiber optic wire. An inexpensive way to introduce students to fiber optics specifically the use of fiber optics for visual applications.