Following is a microscope diagram illustrating the important parts. As we can see from the image below, the important Microscope's parts are Ocular Lens (Eye Piece), Diopter Adjustment, Nose Piece, Objective Lens, Stage Clip, Aperture, Diaphragm Condenser, Illuminator, Arm, Mechanical Stage, Coarse Adjustment, Fine Adjustment, Stage Controls, Base, Brightness Adjustment, and Light Switch. In a general sense, the Eyepiece lens of the Microscope usually has 10x or 15x power; Tube is the part that connects the eyepiece to the objective lenses; Arm is the part that supports the Tube and Connects it to the Base; and Base is the bottom-most part of the Microscope, used for handling it.
