Anatomy Of A Microscope

THE MORE YOU KNOW ABOUT MICROSCOPES ANATOMY OF A MICROSCOPE: EYEPIECE ARM "To see a world in a grain of sand and a heaven in a wild flower, OBJECTIVE hold infinity in the palm of your hand and eternity in an hour." LENSES 100/1.2 1e0 STAGE 945 WILLIAM BLAKE TENSIO COAXIAL IRIS DIAPRAGHM FOCUS ILLUMINATOR OMANO Dust Mites can be seen clearly at 400x magnification BASE STAGE CONTROLS with a standard compound microscope Cells were first discovered by Robert Hooke...in a wine cork Largest IMicroscope Scanning Transmission Electron Holography Microscope (STEHM) 4.5-metres Users have to climb a step ladder to insert a sample through a tiny column before leaving the room to operate the machine remotely from an adjoining area. 7 tonnes Smallest Microscope 500 nanometers Fits in a surgical needle and used to identify cancer cells inside the body A nanometer is one-billionth (that's 1,000,000,000th) of a meter "Where the telescope ends, the microscope begins. Which of the two has the gra er view?" Victor Hugo, Book 3 Chap. 3 of Les Miserables MICROSCOPES, A HISTORY 1590-1620 First multiple lens (compound ) microscope invented. Attributed to Galileo, Zacharias Janssen or his neighbor Hans Lippershey 1665 Micrographia is published by Robert Hooke First observations of single- 1670's cell organisms by Antonie van Leeuwenhoek, “Father of Microbiology" Chromatic and spherical aberrations overcome in a microscope designed by Joseph Lister 1826 1827 1828 Achromatic lens developed by Chester Hall Polarized-light microscopy developed by William Nicol Abbe condenser developed 1870 by Ernst Abbe 1932 Electron microscope developed by Ernst Ruska 1932 Phase-contrast miroscope invented by Frits Zernike Scanning tunneling microscope that gives 3D images down to the atomic level invented by Gerd Binnig and Heinrich Rohre 1956 1981 Confocal scanning microscope invented by Marvin Minksy Faith is a fine invention For gentlemen to see; But microscopes are prudent In an emergency. Microscopepcom Emily Dickinson The Microscope Store, LLC