information technology and education, information communication technology education, technology information educational services
Feb 9, 2010
Buying a digital camera
Buying a digital camera Digital cameras are very similar to traditional cameras, although there is a fundamental difference - digital cameras do not use film! Instead, they are taking pictures and videos on a memory chip or card. Most are capable of short video clips (usually anywhere from 15 seconds to 5 minutes and more), since the video is nothing but a quick transfer of photos. At this point, you may wonder how the photos from your digital camera. Most digital cameras are equipped with a software interface that lets you decide how high quality images and must be different depending on the light and the environment. Through this interface, you can also delete photos and photo and video editing. Most digital cameras are equipped with a cable directly to your computer, usually via USB. The camera immediately transmits the images of a program on your computer. Once the images are stored on your computer, you can print, edit or e-mail. If you want to print the traditional way, you can use the memory card to a photo developer and they can view images from the card as if you gave your movie. Photo developer can also use your photos on a CD, a multimedia presentation of your collection of photos. When shopping for a digital camera, the specification you should consider are megapixels. Computer store electronic images as a large set of points. If you have a good image on the screen or printed on paper, often can not see the point because packed closely together, but they are still there. Just as the images are printed dots per inch on paper, electronic images by pixels (dots on the screen of your computer). A mega-pixel is defined as one million pixels. Mode cameras with a resolution of 1-3 megapixels. If you have photos that are not printed in high quality resolution, 2 megapixels should be sufficient. In addition, the memory of the camera is. Most digital cameras have memory cards and can be outside for more photos. These cards are smaller than matchboxes and can be anywhere from 16 MB to 1 GB of data.
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