US$ 12.00
Nineteen hardwood three-dimensional geometric shapes in a dovetailed sliding-top case
freefall times
the freestanding mount letting students fix repeatable angles for reflection and ray-tracing optics work
and oscillating springs
Right-Angled Acrylic Prism, 25mm Length, 35mm Hypotenuse Subcategory_Thermometers Nineteen hardwood three-dimensional geometric shapesCompact right angled acrylic prism at 25mm length and 35mm hypotenuse, the polished 90 45 45 degree faces redirecting light at right angles for total internal reflection demos.
US$ 12.00
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