3.5" Crystal Optical Glass Triangular Prism for Teach Light Spectrum Physics Q8F

3.5" Crystal Optical Glass Triangular Prism for Teach Light Spectrum Physics Q8F. It is used to research the refraction and dispersion of the light, and make a thorough inquiry of the forming of the rainbow. Buy it now, and let your children enjoy the fun of light! It is a good present for children!. Condition:: New: A brand-new, unused, unopened, undamaged item in its original packaging (where packaging is applicable). Packaging should be the same as what is found in a retail store, unless the item is handmade or was packaged by the manufacturer in non-retail packaging, such as an unprinted box or plastic bag. See the seller's listing for full details. See all condition definitions : Brand: : Unbranded/Generic , UPC: : Does not apply: MPN: : Does not apply , EAN: : Does not apply: ISBN: : Does not apply , 。

3.5" Crystal Optical Glass Triangular Prism for Teach Light Spectrum Physics Q8F

3.5/" Crystal Optical Glass Triangular Prism for Teach Light Spectrum Physics Q8F
3.5/" Crystal Optical Glass Triangular Prism for Teach Light Spectrum Physics Q8F

3.5" Crystal Optical Glass Triangular Prism for Teach Light Spectrum Physics Q8F

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