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Biology first test
| Term | Definition |
|---|---|
| Contains a magnifying lense | Eyepiece |
| Supports the body tube | Arm |
| Supports the slide being observed | Stage |
| Permits light to pass up to the eyepiece | Opening of the stage |
| Moves the body tube slightly to sharpen the image | Fine adjustment knob |
| Moves the body tube to focus the image | Coarse adjustment knob |
| Supports the microscope | Base |
| Produces light or reflects light up toward the eyepiece | Illuminator |
| Regulates the amount of light passing up toward the eye piece | Diaphragm |
| Open and closes the diaphragm | Diaphragm lever |
| Holds the slide in place | Stage clips |
| Provides a magnification of 10x and is the shortest objective | Low power objective |
| Provides a magnification of 40x and is the longest objective | High power objective |
| Holds the objectives and can be rotated to change the magnification | Nosepiece |
| Maintains the proper distance between the eyepiece and the objectives | Body tube |