Florida State University
Florida State University: Magnification Module
Explore the effect of increasing the magnification on a microscope when viewing various samples such as onion root mitosis.
Microscopy UK
Microscopy Uk: An Introduction to Microscopy
An introduction to the world of the microscope. Includes information about the instrument and the subjects you can study through the microscope.
Other
Science Stock Photography
This site has numerous pictures of microscopic images. It also has a search engine so you can find specific objects. Images were captured with light microscopes, as well as electron microscopes.
Cells Alive
Cells Alive!: Enhancing the Microscope Image
See how an enhancement of a microscopic image can change and improve its appearance.