Copyright 2020 Exstrom Laboratories LLC Longmont, Colorado
Authors: Stefan and Richard Hollos
All images in the Macro and Micro Picture of the Day are licensed under the Creative Commons Attribution 4.0 International License.
Here is a 3.5 inch floppy disk's magnetic storage medium at 400x magnification. Strangely, it resembles the surface of the sun.
Equipment used: AmScope M150C microscope with Raspberry Pi camera module V2 (8MP).