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 an end of a cotton swab. Individual cotton fibers are visible, and are known to vary in thickness from 12 to 20 micrometers. Cotton is produced by a shrub.
Equipment used: Canon EOS Rebel T5i with 49 mm long extension tube.