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MICROSCOPE PARTS AND FUNCTIONS
A microscope is an instrument used in magnifying and viewing organisms smaller than 0.1mm that is too tiny to be seen by the human eyes. A compound light microscope consists of the following parts:
- Revolving nose piece: it is used for selecting lens to be used and to be in line with the eye
- Objective lenses (low, medium and high power): for magnification of object
- Eye piece lens or ocular: for viewing magnified
- Body tube: provides attachment to eyepiece, revolving nose piece, low-power, medium-power and high-power objective lens.
- Coarse focus knob: for focusing on object at low power.
- Fine adjustment knob: for focusing on object at medium and high power magnification so that object is sharper at focus.
- Arm: for lifting or carrying the microscope.
- Clip: for holding glass slide on stage.
- Stage: for displaying slide and specimens under focus.
- Condenser: regulates the amount of light rays entering the microscope and object.
- Knob: to raise and lower the
- Base: for balancing the microscope on the
- Mirror: for collecting light rays and directing them to condenser and
EVALUATION
- List five major parts of a microscope and their
- Mention two other types of
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