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Published byDinah McBride Modified over 6 years ago
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Name the organelles and write functions ( A, C, O, M, and H
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Compound Light Microscope
Has two lenses Light must pass through object to be seen
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Eyepiece Maginifies 10X Do Not Touch Clean with lens paper only
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Body tube Rotates to move eyepiece
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Revolving Nosepiece Turns to changes objectives
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High Power Objective Magnifies 40X Total magnification 400X
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Low Power Objective Magnifies 4x Total 40X Medium Power Magnifies 10X Total 100X
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Stage Place slide to be viewed
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Changes the amount of light passing through specimen
Diaphragm-disc under stage
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Base Place hand under base to hold or carry
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Coarse Adjustment Moves stage to focus Never use when on High Power
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Fine Adjustment Moves stage small amount to focus
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Arm Hold to carry microscope
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Rules for using the Microscope
Never touch lenses Use lens paper only to clean lenses (eyepiece and objectives) Carry with two hands, one on arm and the other under the base Never use coarse adjustment with high power objective
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Important Words To Know
Specimen-the object or organism you are going to look at through the microscope Slide-rectangle piece of glass to put your specimen on Cover glass-glass square you put over the specimen focus-to make clear Field of view- the circle of light you see when looking through the microscope
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Making a slide Place specimen in center of slide
Place drop of water over specimen Place cover slip over specimen at an angle
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Microscope Procedure Start with low power
Focus with coarse adjustment, make final adjustment with fine adjustment Center object in field of view Change to medium power Focus and center object Change to high power Focus with fine adjustment only
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