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1. Use both hands to carry a microscope. Use one hand to hold it vertically by the metal arm, and use the other hand for extra support under the base. 2. Place the microscope on the surface of a cleared lab bench or a clean desk. 3. Keep the microscope in an upright position at all times. Tell your teacher if your
Tell the importance of using microscopes in microbiology. Successfully use the metric system for length including unit conversion calculations. Define resolution. Define magnification. Determine/calculate total magnification for each objective lens. Identify the structures of a light microscope.
Students explore magnification using water drops and hand lenses and learn about the light microscope. This activity is from The Science of Microbes Teacher's Guide and is most appropriate for use with students in grades 6–8.
Base: Holds up the entire microscope. Arm: Holds the tube and lenses. Connects to the base. Nosepiece: Holds objective lenses. Light: Shines light into the tube. Diaphragm: Circular disk that lets more or less light pass through. Stage: Platform for slide to rest. An opening in its center lets light pass through.
The parts of a light microscope and their functions. The sequence of steps setting up a light microscope to observe cells, including changing the magnification and focus. Observations from a light microscope can be recorded in a labelled scientific line drawing with an indication of scale.
microscope. If your eyeglass lens touches the microscope it may get scratched. Making a wetmount slide Procedure: 1.Place a clean slide on a paper towel on the lab table. Handle slides at the ends , not the center, to avoid getting fingerprints in the viewing area of the slide.
ACTIVITY 1: Getting to Know Your Microscope. 1. Individually, get the combination from the instructor for your microscope drawer. 2. Open combination drawer and take out the microscope. 3. Label all the parts of the microscope with the provided post-its using the image below or the laboratory manual.
