| Term | Definition |
| Eyepiece | also called the ocular - lens which allows one to look into the microscope (usually has a magnification of 10x) |
| Body Tube | supports the eyepiece and the objectives |
| Nose Piece | revolving circular structure that the objectives are mounted on allows you to switch from one power to another |
| Objectives | contain lenses with different amounts of magnification |
| Coarse Adjustment | raises and lowers body tube or stage to focus use on low power only |
| Fine Adjustment | slightly moves the stage or body tube to sharpen focus |
| Arm | connects the base and the body tube use it when carrying microscope |
| Stage | where slide is placed for viewing |
| Stage Clips | holds the slide in place |
| Light Sorce | reflects the light through objective lenses |
| diaphragm | regulates the amount of light going through the specimen and into the objective |
| base | part on which the microscope rests |
| resolution | the amount of clarity in the object |
| parfocal | always to start on low power and move to high power |
| Balance | used to measure the mass of an object or substance |
| Beaker | used to hold, measure, and/or heat a substance |
| Flask | used to hold and prevent the splashing of liquids |
| Forceps | used to hold parts of a specimen (tweezers) |
| Funnel | used to help transfer substances into narrow openings |
| Graduated Cylinder | used to accurately measure the volume of liquids |
| Hand Lens | used to magnify the image of substances or objects |
| Hot Plate | used to provide heat during a lab |
| Metric Ruler | used to measure length |
| Microscope | used to look at very small specimens |
| Pipette | narrow tube into which fluid is drawn by suction (eye dropper) |
| Probe | used to isolate parts of a specimen |
| Safety Goggles | worn to protect eyes when using chemicals or fire |
| Scissors | used carefully to cut a specimen |
| Stirring Rod | used to help mix substances |
| Test Tube | used to hold and heat small amounts of substances |
| Test Tube Clamp | used to hold individual test tubes |
| Test Tube Rack | used to hold many test tubes at a time |
| Thermometer | used to measure temperature |
| Time Piece | used to measure time |