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Q: What do the coarse and fine focus knobs of a microscope do?
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Fine adjustment of microscope?

The fine adjustment on a microscope is the smaller of the two knobs on the side. It is used after the coarse adjustment, which moves the platform up/down. It is mainly used to focus.


What are the large and small knobs on the side of a microscope?

The knobs on the side of a microscope are the focus knobs. The large one is the course focus, and the smaller one is the fine focus.


What is the procedure for focusing a microscope using the coarse and fine adjustment knobs?

a good way that works for me is use the coarse adjustment till you can start to see something then use the fine adjustment to get it into focus.


Explain how to focus a magnifier?

you turn the fine and coarse adjustment knobs


What knobs are used for focusing the lenses on a microscope?

On a light microscope there is the coarse adjustment knob and the fine adjustment knob


What is used to lower the lenses on a microscope?

The coarse adjustment knobs are used to to lower them dramatic amounts. And the fine adjustment knobs are used to lower them very small amounts, in order to focus in better on what you want.


What are the adjustment knobs on the microscope used to change focus?

the big knob is called the coarse adjustment knob and the smaller one is the fine adjustment knob coarse does a large scale focus, fine does such small scale focus you can only see a difference in how the (item under microscope) looks. You don't see the stage / nosepeice move up or down.


Which parts enable you to adjust the focus of the microscope?

the fine adjustrment knobs?


The coarse and fine focus knobs adjust the distance between what?

the stage and the objective lens


What does the coarse focus knob on a microscope do?

The coarse focus on a microscope is provided to move the instrument quickly to where it is nearly in focus. Some microscopes only have a coarse focus. The fine focus is used to move with slower and more precise adjustment to where the instrument is exactly in focus.


What structures on the microscope will you used to focus on your specimen?

First use the coarse focus followed by the fine focus.


Describe the Procedure for focusing a microscope using the coarse and fine adjustment knobs?

Because u like balls