What are the different parts of microscope and the function of each part?

Well there are many parts of a micoscope, there are three objective lenses one is low power lense the other ones are the medium power lense and the last one is a high power lense. Then you have the eye piece wich you can see cells with. Then there's a stage which holds the the samples of cells. Then there's a corse adjustment knob which moves the stage up and down the there's the fine adjustment knob which makes the cell sample more clear. Thats all I know for now look it up on google for the full thing