Concave Mirror, Material: Glass, designed for physics and educational uses, Because of their educational use design, there may minor imperfections that do not affect physical function, thickness varies as they are not designed, Size: 3in diameter, 300mm Focal Length - 3mm Thick
Bacteria Model, Hands-on interactive model provides a magnified and cross-sectioned detailing of Bacteria, Able to be separated, with both halves filled with a cross section of genetic material and flagellum, With Guide