The answer is in the name. To focus the material or substance for a better/clearer view.
It is the less precise focusing knob on a microscope.
On a light microscope there is the coarse adjustment knob and the fine adjustment knob
Also referred to as rough focus, this knob raises and lowers the stage quickly
Fine Adjustment Knob
It moves the objective lens down to just above the slide
Focusing, its called a focusing knob.
It is the less precise focusing knob on a microscope.
On a light microscope there is the coarse adjustment knob and the fine adjustment knob
The final focus? Its used for final focusing of the specimen.
Also referred to as rough focus, this knob raises and lowers the stage quickly
Fine Adjustment Knob
It moves the objective lens down to just above the slide
The coarse-adjustment knob moves the body tube up and down to allow focusing of the image.
The coarse-adjustment knob moves the body tube up and down to allow focusing of the image.
The coarse-adjustment knob moves the body tube up and down to allow focusing of the image.
This is the coarse adjustment knob. This should be used before the fine adjustment knob (the smaller knob) - which is for fine focusing.
The coarse focusing mechanism is the rough focus knob on the microscope. It is used to move the objective lenses toward or away from the specimen.