EYEPIECE - The lens you look through. It usually magnifies 10x., REVOLVING NOSEPIECE - Connects the eyepiece to the objective lenses and maintains the correct distance for viewing., OBJECTIVE LENSES - Magnify the specimen. Common powers are 4x, 10x, 40x, 100x (oil immersion)., COURSE ADJUSTMENT KNOB - Brings the specimen into general focus by moving the stage up and down., FINE ADJUSTMENT KNOB - Sharpen the focus of the specimen after using the coarse knob., ARM - Supports the microscope and connects the base to the body tube. Used for carrying the microscope., BASE - Supports the microscope and houses the light source in some models., IRIS DIAPHRAGM - Controls the amount of light that reaches the specimen., STAGE - Flat platform where the slide is placed for observation. Often has stage clips to hold the slide., MIRROR - Illuminates the specimen for better viewing.,

LAC EXAMPLE ACTIVITY-MICROSCOPE

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