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Unit 2
Photography
| Term | Definition |
|---|---|
| Aperture | device that controls the quantity of light that passes through the lense |
| Card Readers | input device that reads memory cards |
| Close Up | framing technique that captures the head and shoulders of the subject |
| Digital Zoom | zoom takes a portion of the image and enlarges it electronically; the image quality is reduced since digital zoom enlarges the same set of pixels without adding detail |
| Extreme Close Up | framing technique that cuts off top of head and chin of subject |
| Flash | device used in photography producing a flash of artificial light |
| Image stabilization | vibration reduction and anti-shake |
| Internal Memory | built-in storage |
| LCD screens | allows user to see what the image will look like |
| long shot | framing technique used to capture the environment and full body of the subject |
| macro zoom | zoom that allows you to take extreme close-ups |
| megapixel | one million pixels; describes the size of the images captured by a camera |
| memory card | removable storage device used in digital cameras (such as SD cards, compact flash cards) |
| mid shot | framing technique captures subject from waist up |
| mode dial | used to change camera functions |
| preview mode | used to review images taken |
| optical zoom | zoom that physically increases the length of the lens, essentially creating a magnifying glass; produces a higher-quality image |
| RAW | is a camera file format that acts like a negative, allowing you to make significant changes to the original image |
| resolution | the quality or sharpness of an image usually measured in pixels per inch; the more pixels the higher the resolution |
| rule of thirds | divides the frame into 9 sections, points of interest occur at 1/3 or 2/3 |
| shutter speed | amount of time that the shutter is open |
| tripod | three-legged object used as support for a camera |
| universal serial bus cable | used to transfer images from a camera to a computer |
| white balance | feature on digital cameras used to accurately balance color |