Description

Designed to project narrow beams through interchangeable slit plates

Thirty-two-inch advanced pulley demonstration set with 8 singles

Zinc-plated rectangular steel bar-magnet pair packaged with keepers that bridge the poles in storage

625 inches in diameter

Standard Ray Box for Optics Material_Hardwood Designed to project narrow beamsDesigned to project narrow beams through interchangeable slit plates, this ray box gives students a controllable light source for reflection, refraction, and ray tracing demos.

Exchange/Return Notes

We offer a 30-day return/exchange service after receiving.
Final sale items are not eligible for returns or exchanges.
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Standard Ray Box for Optics Material_Hardwood Designed to project narrow beams

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