Description
supporting optical components
this large earthworm dissection model reveals segmentation
Six-lens optics set of three double-convex and three double-concave glass lenses with ground beveled edges
1 inches) with red/blue pole markings and steel keepers
with plus-or-minus 10% nominal-value tolerance
Resistance Investigation Board Type_Round End supporting optical componentsCompact 42 cm resistance investigation board, the lower cost benchtop alternative to the full meter resistivity boards for quantitative R = rho*L A and material comparison investigations.
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
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