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Parts of a Compound Microscope

Parts of a Compound Microscope

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Tags: science   biology   rst.6-8.4   rst.9-10.4   rst.11-12.4   high school   common core   ngss   middle school   hs-ls1-1   ls1   ms  

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Eyepiece (also called ocular lens)
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lens, typically at 10x or 15x power, at the top of the microscope where one looks into
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Objective lenses
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lenses, usually 3-5 in number, closest to the object and allows for greater magnification
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Head
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upper part of the microscope that contains the eyepiece
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Nosepiece
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rotating structure that holds the objective lenses
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Stage clips
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metal pieces that hold a slide in place
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Stage
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flat area on which specimen or slide is placed
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Condenser
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lens located in or below the stage that focuses light on the object
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Illuminator
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light source placed under the stage
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Base
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bottom support of the microscope
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Stage controls
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knobs that move the stage up or down
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Arm
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part that connects the tube to the base; used for carrying the microscope
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Fine focus
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knob for focusing under high magnification; helps to increase detail of specimen
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Coarse focus
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knob for focusing under low magnification; brings object into general focus
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Aperture
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opening at the center of the stage that allows light to reach the object
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Diaphragm
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control that adjusts the amount of light that reaches the object
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Resolution
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ability of a lens system to show the fine details of the object being observed
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Body tube
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structure that supports and connects the eyepiece to the objective lenses
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Compound
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type of microscope that uses two or more lenses to magnify objects
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Binocular head
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a microscope that contains two eyepieces
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Monocular head
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a microscope that features only one eyepiece
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