US$ 38.99
transmitting light end-to-end via total internal reflection to give a tabletop analogue of a fiber-optic cable
this concave glass mirror at 100mm focal length runs at f/1 for vivid real-image demos and converging-reflection work
the unit also runs as a motor on 6-8V DC for energy conversion demos
and inspection details
5-Metal Equal Mass Cylinders Set (Zinc, Copper, Aluminum, Tin, Lead) Included_Rod & Base & Clamps transmitting light end-to-end via totalFive cylinder equal mass set at 30g each in zinc, copper, aluminum, tin, and lead with densities from 2. 7 to 11. 3 g cm, giving students a wide reference range for density analysis.
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US$ 38.99