A Simple Guide to Digital Cameras, Scanning and Using Images by Oliver Pavie

By Oliver Pavie

An easy consultant to electronic cameras, scanning and pictures. even if you must take easy photos and electronic mail them for your pals or increase your files with electronic pictures, there's lots of software program and on hand that will help you do it. yet that is the simplest? and the way do you employ it? with a purpose to create extraordinary photos with assistance from a camera and your laptop then glance no extra than "A basic advisor to electronic cameras, scanning and utilizing images." full of crucial info, information and tips, this accomplished and obviously awarded guide is strictly what you must grasp electronic imaging. changing into a professional hasn't ever been less complicated!

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Extra resources for A Simple Guide to Digital Cameras, Scanning and Using Images

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With patience, you can edit images on a computer that has: ■ To find out how much memory you have, click the Start button and select Settings, then Control Panel. Double-click on the System icon (you may need to click ‘view all Control Panel options’ to make it visible). The amount of memor y in your computer is displayed in the General section of the dialogue box. ■ ■ ■ ■ ■ a Pentium-class processor 32Mb of RAM (64Mb would be better) a hard disk with 2–5Gb of free space a colour monitor a graphics card running in High Color mode a CD-ROM drive, a keyboard and a mouse.

They’re only useful because they can do lots of simple, stupid things very quickly. 1). To you, it’s clearly a picture of a parrot. You might recognise it as a blue and yellow macaw. You might think it looks cross. You can easily hold the whole image in your head. A computer can’t deal with photographs in such a sophisticated way. Instead, it breaks them down into thousands of tiny dots, arranged in rows and columns. Each dot is a single colour. It’s as if the computer is recreating the image on an enormous piece of graph paper, by colouring in individual squares.

These three letters are known as a file extension. jpg is a JPEG. ■ Image compression From a digital photographer’s point of view, the main difference between image formats is that some store information efficiently, while others store it more accurately. Efficient storage is important when you are using photographs on the internet, because it leads to small files that download quickly. Accurate storage is important when you want the best possible print quality. 2: Images on the computer Compression is the key to efficiency.

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