MICROSCOPE PARTS AND FUNCTIONS

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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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