Reflection and Refraction Apparatus Set with Light Source Manufacturer_Eisco adjustable via motor voltage to

adjustable via motor voltage to mimic temperature and float weight to mimic pressure

and a reinforced rim to protect against accidental impacts

and nucleus out of the cell body for hands-on organelle identification in cell biology teaching

sized for very-high-turn-count coil construction and microcurrent prototyping work

Hand-painted skin cross-section enlarged 300 times exposes epidermal layers

Reflection and Refraction Apparatus Set with Light Source Manufacturer_Eisco adjustable via motor voltage toFor studying reflection, refraction, and Snell's law, this acrylic apparatus mounts a rotating protractor on a 15 by 9. 5 inch base for precise angle measurement during wave optics investigations.