| Term | Definition |
| eyepiece lens | helps magnify objects 10X |
| body tube | keeps eyepiece lens the proper distance from the objectives |
| body | rotates to help us see better also holds prisms |
| revolving nosepiece | turns the objectives |
| arm | supports the microscope |
| objectives | provides different magnification |
| stage clip | holds slide firmly in place |
| tension adjustment collar | adjusts tension |
| stage | supports slides |
| coarse adjustment | focuses specimen |
| diaphragm | regulates light |
| fine adjustment | sharpens image |
| light source | gives light |
| switch | turns power on and off |
| base | microscope sits on this |