This video describes the history of Microbiology from its inicial use of lenses by lenscrafters and cloth merchants interested in the microbial world, to the developments of microscopes by Galileo Galilei and other naturalists to the final debate...
Time lapse microscopy I have captured of human neutrophil, phagocytosing several bacteria at once. 800x magnification
Once the bacteria are taken in they are killed with oxidants as visualized with a fluorescent marker. Images captured with a laser scanning microscope (Zeiss). Magnification (800X)