The Department of Prosthetics and Orthotics Engineering held a scientific seminar titled "Microscopic Devices in Biomedical Engineering" as part of its academic activities, in line with the Sustainable Development Goals, particularly Goal 3 (Good Health), Goal 4 (Quality Education), and Goal 9 (**Industry, Innovation, and Infrastructure**). The seminar was presented by **Assistant Lecturer Abdullah Qais Hashim**, who provided a simplified explanation of the **Scanning Electron Microscope (SEM)and the Transmission Electron Microscope (TEM), along with images and illustrative examples to demonstrate their working mechanisms and their importance in studying biomaterials and diagnosing diseases.