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Photo Retouching

While scanners provide an effective means of capturing colour images, that's often just the beginning. Once a photograph, for example, has been digitised, its appearance can be dramatically altered by use of a bitmap editor or paint … [Read more...]

Filed Under: Scanners

OCR Technology

When a page of text is scanned into a PC, it is stored as an electronic file made up of tiny dots, or pixels; it is not seen by the computer as text, but rather, as a picture of text'. Word processors are not capable of editing bitmap images. In order to turn the group of pixels into editable words, … [Read more...]

Filed Under: Scanners

Color Calibration

One of the frustrations of using a desktop scanner is that a scanned image can look different on screen than it does when printed, and both can vary quite a bit from the original. The solution to this problem is a colour calibration (or colour … [Read more...]

Filed Under: Scanners

TWAIN Drivers

Surprisingly TWAIN is not an acronym, but a very important standard in image acquisition, developed by Hewlett-Packard, Kodak, Aldus, Logitech and Caere which specifies how image acquisition devices such as scanners, digital cameras and other … [Read more...]

Filed Under: Scanners

Scanner File Formats

The format in which a scanned image is saved can have a significant effect on file size - and file size is an important consideration when doing some image and document scanning, since the high resolutions supported by many modern scanners can result in the creation of image files as large as 30MB … [Read more...]

Filed Under: Scanners

Scan Modes

PCs represent pictures in a variety of ways - the most common methods being are line art, halftone, greyscale, and colour: Line art is the smallest of all the image formats. Since only black and white information is stored, the computer … [Read more...]

Filed Under: Scanners

Dynamic Range Scanners

Dynamic range is somewhat similar to bit-depth in that it measures how wide a range of tones the scanner can record. It is a function of the scanner's analogue-to-digital converter - along with the purity of the … [Read more...]

Filed Under: Scanners

Bit-Depth Printers

When a scanner converts something into digital form, it looks at the image pixel by pixel and records what it sees. That part of the process is simple enough, but different scanners record different amounts of information about each pixel. How much … [Read more...]

Filed Under: Scanners

Color Scanners

Colour scanners have three light sources, one for each of red, green and blue primary. Some scanning heads contain a single fluorescent tube with three filtered CCDs, while others have three coloured tubes and a single CCD. The former … [Read more...]

Filed Under: Scanners

Scanner Interpolation

Scanners typically offer resolutions of 2,400dpi, 4,800dpi and 9,600dpi. Its important to realise that scanners simply aren't capable of picking up this level of detail. The actual optical resolution of the CCDs in most … [Read more...]

Filed Under: Scanners

Next Page »

20 Cool Creative Commons Photographs About the Future of AI

AI technology is starting to have a huge impact on our lives. The market value for AI is estimated to have been worth $279.22 billion in 2024 and it … [Read More...]

13 Impressive Stats on the Future of AI

AI technology is starting to become much more important in our everyday lives. Many businesses are using it as well. While he has created a lot of … [Read More...]

Graphic Designers on Reddit Share their Views of AI

There are clearly a lot of positive things about AI. However, it is not a good thing for everyone. One of the things that many people are worried … [Read More...]

Redditors Talk About the Impact of AI on Freelance Writers

AI technology has had a huge impact on our lives. A 2023 survey by Pew Research found that 56% of people use AI at least once a day or once a week. … [Read More...]

11 Most Popular Books on Perl Programming

Perl is not the most popular programming language. It has only one million users, compared to 12 million that use Python. However, it has a lot of … [Read More...]

10 Exceptional Books on ChatGPT that Will Blow Your Mind

ChatGPT is a powerful new AI tool that is taking the world by storm. You are going to find a lot of amazing books that will teach you how to make the … [Read More...]

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Recent Posts

Windows Anti-Malware Patch

Windows Anti-Malware Patch Welcome to another weekly installment of our infection removal guides. This guide will tell you how to remove Windows … [Read More...]

Color Calibration

One of the frustrations of using a desktop scanner is that a scanned image can look different on screen than it does when … [Read More...]

Keep Your PC Cool

Computers need to stay as cool as possible in order to work properly. This becomes increasingly difficult as more people are trying to squeeze more … [Read More...]

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