| A | B |
| ocular | eyepiece contains a lens which magnifies the image of the object being viewed. (look for the power) |
| extension tube | a section of microscope between the ocular and the body tube. |
| body tube | section of the microscope that connects with the revolving nose piece. |
| revolving nose piece | the objectives are attached to the nosepiece (it revolves and the objectives can be rotated.) |
| objectives | lenses - silver tube containing various lenses. (look for the power of each) |
| coarse adjustment | adjusting knob that quickly raises and lowers the objectives (large) |
| fine adjustment | adjusting knob that slowly moves the objectives. |
| rack stop | a screw that stops the objectives from moving down too far. (Normally found on modern scopes) prevents lens damage |
| arm | holds the tube assembly and adjustment controls |
| stage | platform for slide placement |
| stage clips | function to hold slide on stage |
| condenser | focuses light through the stage (diaphragm wheel beneath stage.) |
| inclination joint | allows tilting of microscope |
| illuminator | light source |
| base | support for the microscope |