ocular lens, what you look through, holds the objective lens, allows them to rotate, what you carry the microscope by, moves the body tube for focusing on low power, moves the body tube for focusing on high power, reflects light upward to viewing area, controls the amount of light passing through theopening of the stage, supports the microscope, how you hold it, supports the slide being used, holds the slide in place, red band, 4x lens, yellow band, 10x lens, blue band, 40x lens, separates the eyepiece lens from the objective lens.

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