BIOL 502 Study Guide - Midterm Guide: Microscope Slide, Eyepiece, Cell Membrane
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Aim: examine a microscope and identify the parts of microscope. Introduction: optical or light microscope is one which uses light as a source of radiation. Handling of microscope: keep the instrument in a box (or under a cover) when not in use in order to maintain it in dust free state, lift the microscope by its supporting arm only. Also support it from below with one hand. Lamp mirror condenser specimen objective eyepiece lens lens lens. Contains a magnifying lens that focuses the image from the objective into your eye. The coarse adjustment must never be used to focus a specimen when the. Preparation of microscopic slides materials: microscope, forceps, slides, toothpick, ruler, cover-slip, iodine, methylene blue. It will be easier to observe their organelles: place the slide under the microscope and start observing the onion cells, use low lenses power first, then next increase the power of the lenses. (a).
