Mastering Microscope Mechanics and Functions

This video tutorial demonstrates the parts and operation of a compound light microscope. It covers the arm, base, oculars, revolving nosepiece, stage, and adjustment controls. The video explains how to use the condenser and light source effectively. It also provides guidance on cleaning and storing the microscope properly to ensure its longevity.

What is the correct way to hold a microscope when moving it?

• By the condenser and light source

• By the oculars and objectives

• By the arm and base

• By the stage and nosepiece

What is the magnification power of the oculars on this microscope?

• 5x

• 40x

• 10x

• 20x

Which of the following is NOT a magnification level available on the objectives?

• 10x

• 200x

• 40x

• 100x

What is the function of the coarse adjustment knob?

• To move the stage quickly for focusing

• To adjust the light intensity

• To clean the objectives

• To rotate the nosepiece

What is the purpose of the iris diaphragm lever?

• To adjust the stage height

• To control the amount of light passing through the condenser

• To clean the oculars

• To change the objective lens

Where is the light source located on the microscope?

• Above the stage

• Below the condenser

• Next to the oculars

• On the revolving nosepiece

What should you use to clean the microscope lenses?

• Tissue paper

• Lens paper

• Cotton cloth

• Microfiber cloth

What should you do if oil was used on the microscope?

• Leave it as it is

• Use lens cleaner to remove the oil

• Use a dry cloth to wipe it

• Use water to clean it

What is the first step in storing the microscope after use?

• Rotate the nosepiece to the highest power objective

• Wrap the power cord around the base

• Turn the light all the way down

• Cover it with a dust cover

What should be done with the power cord when storing the microscope?

• Tie it in a knot

• Wrap it around the base and arm

• Place it inside the stage

• Leave it hanging