Labeling the MicroscopeOnline version Practice identifying the parts of the compound light microscope. by Ashley S Johnson 1 Arm 2 Light 3 Objectives 4 Ocular Eye Piece 5 Stage Clips 6 Base 7 Stage 8 Course Adjustment Knob 9 Fine Adjustment Knob 10 Diaphragm 11 Body Tube 12 Rotating Nose Piece