Premium Borosilicate Glass Erlenmeyer Flask Mug, 16.9oz/500mL Physics_Light & Optics this concave glass mirror at

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

75-inch aluminum-and-steel frame for mass-comparison work

Animal cell mitosis model displays chromosome condensation

exposing the triangular rotor's epitrochoidal motion with a lamp-lit ignition point

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

Premium Borosilicate Glass Erlenmeyer Flask Mug, 16.9oz/500mL Physics_Light & Optics this concave glass mirror atErlenmeyer flask shape borosilicate glass mug holds 16. 9oz for chemistry themed coffee, tea, or general beverage service at home or the lab.