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Ships within 48 hours · Estimated delivery Aug 26 - Aug 31
Minerals: apatite
Made from natural wood
Spring scale is a must-have asset that can be used for a wide variety of demonstrations for science classes or at-home learning
TEACH EARLY STEAM -- Geo boards are a great way to teach spatial and mathematic concepts visually and practically
Diffraction Grating Light Scale Heat Minerals: apatiteThis Diffraction Grating Demonstration Slide has three 20mm x 10mm gratings with 100, 300, and 600 lines per mm, mounted between glass plates. The viewing area of each section is 15mm x 10mm. Three lenses on one slide can be used to demonstrate diffraction of light or to measure wavelengths of light. Premium Quality: Light Scale is made of high grade construction all the way through, excellent build quality and proven reliability across the range.
US$ 600.00
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US$ 199.99
US$ 460.00
