Stokes and Ford present three approaches to the microscopical investigation of the bed bug using transmitted light, incident light and secondary electron imaging.
Michael Peres' stunning photographs of snowflakes, captured during a New York winter, are beautifully displayed along with the author's explanation of how best to capture and photograph them using a microscope. On detailing the methods by which he captures his images the author remarks: "I have not found two flakes to be identical."
With my semi-retirement calling, I have been working as a freelance Forensic Art Historian. My principal tool for identifying artist’s materials is the Polarized Light Microscope.
In this article by Sabine Neumayer of University College Dublin, an overview of voltage modulated techniques is provided and their operational principles and capabilities are discussed.
