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| Hollow Acrylic Prism (45 mm) Item number PHA045. Regularly stocked item. Usually ships within 3 to 5 business days. United Scientific |
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Equilateral, 45 mm sides. Has one hole for adding fluids to study defraction and dispersion. Comes with funnel and stopper. |
| Demonstration Lens Sets, Glass The set contains 6 lenses... grades 8 to 12 more |
save 50% $8.05 
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| Demonstration Lens Sets, Glass The set contains 6 lenses... grades 8 to 12 more |
save 50% $11.05
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| Demonstration Lens Sets, Glass The set contains 6 lenses... grades 8 to 12 more |
save 50% $13.55
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| Demonstration Diffraction Grating Demonstration slide has t... grades 8 to 12 more |
save 50% $21.55
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