5-Metal Equal Mass Cylinders Set (Zinc, Copper, Aluminum, Tin, Lead) Included_Rod & Base & Clamps transmitting light end-to-end via total

transmitting light end-to-end via total internal reflection to give a tabletop analogue of a fiber-optic cable

and renal pelvis in a single cutaway for entry-level urinary anatomy teaching

the unit also runs as a motor on 6-8V DC for energy conversion demos

this concave glass mirror at 100mm focal length runs at f/1 for vivid real-image demos and converging-reflection work

this universal clamp holder accepts rods up to 20 mm in diameter and bolts securely to retort stands for oversized load support

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.