Glass lenses mounted on a rack an pinion device.
it is used for final focusing.
This control allows for precise focusing of the specimen...
yes it should.
Focusing, its called a focusing knob.
it moves the body tube and pbjectives up and down
A compound microscope
Begin by using the lowest power objective lens and then switching to the next highest power lens.
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It is the less precise focusing knob on a microscope.
binoculars Binocular refers to having two ocular lens tubes. Compound microscope is any microscope with more than one lens.
compound microscope parts and function
compound light microscope