Glossary
| A button on the back of the camera that has four directional arrows (up, down, right, and left) that you can |
| press to navigate the menus and images displayed in the image LCD. |
AC power adapter | Alternating Current power adapter. A power transformer that provides power to the digital camera and |
| preserves battery life. (Note that the AC power adapter does not recharge the batteries.) |
Action Program exposure mode | The exposure mode setting in the Photo Assist menu that automatically optimizes the camera settings for |
| taking pictures of subjects in action, such as people playing sports. See also “exposure modes” on |
| |
AE Metering | Automatic Exposure Metering. A setting in the Photo Assist menu that determines the area of the scene |
| used to set the exposure for a capturing an image. |
aperture | The variable diameter opening in a camera lens that lets you control the intensity of light reaching the |
| film or CCD. A camera's aperture and shutter speed determine a photo’s exposure. Aperture diameters are |
| expressed in |
| of a lens by a specific |
| page 117, and “focal length” on page 117. |
| Aperture Priority (Av) exposure mode | The exposure mode setting in the Photo Assist menu that lets you select an aperture, and the camera |
| automatically selects the shutter speed. See also “aperture” on page 115, “exposure modes” on page 116, |
| “shutter” on page 121, and “Shutter Priority (Tv) exposure mode” on page 121. |
Auto exposure mode | The exposure mode setting in the Photo Assist menu where all settings are at their defaults and cannot be |
| changed. See also “exposure modes” on page 116. |
Auto Focus mode | The default focus mode of the camera that automatically focuses the camera lens on a picture subject. |
| You can change the focus mode to Manual Focus in the Photo Assist menu. See also “Manual Focus mode” |
| |
auto focus range | This focus range is set by pressing a status LCD button on top of the camera and determines whether |
| the focus is set for infinity (picture of a distant subject), for macro (a |
| normal focus range. |
auto focus range button | A status LCD button on the top of the camera that you press to set the auto focus range. |
auto focus range icon | An icon that appears in the status LCD and shows the camera’s current auto focus range. |
automatic exposure (AE) | The camera feature that calculates the necessary shutter speed, aperture, and ISO speed to get the best |
| possible exposure. |
automatic shutoff | A feature that automatically shuts off the camera after a certain period in order to preserve battery power. |
Av | |
battery status | The amount of power that remains in the battery. |
HP 618 Digital Camera User’s Guide | 115 | Glossary |
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