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parts of microscope

QuestionAnswer
name 3 types of microscopes? TEM- transmission electron microscope SEM- scanning electron microscope CLM- compound light microscope (cheapest)
what is the eyepiece or ocular lens? the lens that you look into that magnifies the specimen, usually 10X
what is the Coarse adjustment knob? this knob moves the stage up or down to focus on the specimen. This is the first knob you use to focus on a specimen.
what is the fine adjustment knob? this knob is used to sharpen an image under low and medium power.
what is the revolving nosepiece? this is where the objective lenses are mounted. Rotate the lens to select low, medium, or high power lenses.
what are the objective lenses? 3 lenses that magnify the specimen. low power (4X) medium power (10X) high power (40X)
what is the stage? This is where you place a slide for observation. must be dry
what are the stage clips? these are used to hold a slide in position on a stage.
what is the diaphragm? this has different sized wholes that let different amounts of light pass through the specimen on the stage
what is the lamp this supplies the light that passes through the specimen on the stage.
what is the arm? this holds the tube in place and is used to carry the microscope.
what is the base? this provides a stable platform for the microscope. needs to be set on a flat, dry surface.
what is the tube? this separates the ocular lens from the objective lens at a distance calculated for proper magnification.
what is the condenser lens? this is under the stage. It helps focus right onto the specimen on top of the stage.
Created by: jojodecaro