Public domain photos

The image shows a close up of a microscope image of a small amount of water under a microscope, with a dark background. In the center of the image is a circular object, which appears to be a photomicrograph, and there are a few small particles visible under the microscope.

The image shows a close up of a microscope image of a small amount of water under a microscope, with a dark background. In the center of the image is a circular object, which appears to be a photomicrograph, and there are a few small particles visible under the microscope.Open in library