Description

Designed for parallel gravity filtration

Pairing a hinged-mirror ray box with lenses

revealing cornea

75-inch aluminum-and-steel frame for mass-comparison work

Pairs 50mm of aperture with a 200mm focal length on a convex glass surface

3/4" Plastic Marbles, 5-Pack Lab Supplies_Classroom Designed for parallel gravity filtrationFive pack of 3 4 inch plastic marbles, providing lightweight projectiles for collision and ramp experiments where steel or glass would carry too much momentum or break on impact.

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]
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3/4" Plastic Marbles, 5-Pack Lab Supplies_Classroom Designed for parallel gravity filtration

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