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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 |