Description

US-milled iron filings at 40-60 mesh in a 250-gram translucent screw-cap bottle

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

625 inches in diameter

holding volume constant across specimens for isolated density comparisons

Standard Ray Box for Optics Material_Hardwood US-milled iron filings at 40-60Designed 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.
To process your return/exchange, please contact us at [email protected]
Please click here for more details>>> Return & Exchange Policy

Standard Ray Box for Optics Material_Hardwood US-milled iron filings at 40-60

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