| While some of the least expensive digital | | | | static objects. |
| cameras have only automatic focus, meaning | | | | |
| the camera does all the work on bringing your | | | | In continuous auto focus the camera |
| subject into the best possible focus, most | | | | continuously focuses on the objects in the |
| SLR digitals offer three different focus | | | | photo. In this mode the camera continuously |
| modes: manual, single auto focus and | | | | corrects the focus as the objects distance |
| continuous auto focus. All three of these | | | | from the camera changes. This mode is useful |
| will be addressed here. | | | | when you shoot photos of moving objects such |
| | | | as a race car during a race or airplanes |
| With manual focus, the camera stays out of | | | | during an air show. You can hold the shutter |
| the focus equation and you, the photographer, | | | | button half way down and continuously move |
| make all the decisions regarding this. This | | | | the camera to follow the object. The camera |
| is done by setting different buttons or | | | | will continuously keep the object in focus. |
| actually using an attached focusing ring that | | | | |
| rotates on the camera lens. For those who | | | | Like any other feature automatic and manual |
| like to have complete creative control of the | | | | focus modes have their pros and cons. The |
| finished product, this is the best focus | | | | first step to using them to your advantage is |
| mode. | | | | to understand how they work and what they |
| | | | were designed for. The next step is to |
| In single auto focus mode, the camera | | | | experiment shoot photos using different focus |
| automatically focuses when you press the | | | | modes and different types of objects and see |
| shutter button either all the way down to | | | | how the camera behaves. Once you have done |
| shoot a photo or half way down to lock the | | | | that you will be ready to instinctively use |
| focus. This mode is useful when shooting | | | | the best focus mode for each photo situation. |