One of the most common problems in photography is the demonic transformation of the Red Eye effect. It comes from using a flash in a dimly lit area. Since the subject's pupils are wide open, there's nothing to prevent the light from the flash travelling all the way...
Digital photo editing beginners often misunderstand what the Sharpening tool can do for a photo.The first thing to remember about Sharpening is this. It doesn't matter how good your photo editing program is, you cannot fix what wasn't already there. (...)
Imagine, for a moment, if we could do a statistical analysis on a digital photo.We would want some way to count how many dots of each color there are in a given picture. And, once we had that count, we would want to chart it somehow, so we could see at a glance how...
Yes, the name is backwards. The "Unsharp Mask" tool in Adobe Photoshop and other programs does exactly the opposite of what the name implies--it sharpens pictures. But, it does it by emulating an old photography sharpening trick. (...)
With the advent of digital photography, news has become closer and more immediate. A combat photographer embedded with troops in Iraq can shoot a hundred pictures while out with the soldiers, and have them on his editor's server minutes after he gets back, thanks to...
"I've heard a lot of confusing stuff about JPGs. Some people tell me they're perfect for online photography, and other people warn me that when I convert my pictures to JPG, I'm going to throw away most of the quality of my picture! I don't want to ruin my pictures,...
In the world of marketing digital cameras, megapixels seem to be the beginning and end of a camera's power. Like a computer's RAM and hard drive, "the more, the better," and all of the other features of a camera fall by the roadside. (...)
Let's say you're on vacation. You've just taken a fantastic picture with your brand-new SupraUltraMax 18 megapixel camera, and you want to ship it home to all your friends and family. You find an internet cafe in the middle of a foreign country, pull the chip from...
Photographs capture a moment in time.Photos are generally regarded as "factual," as opposed to a drawing or painting, which would be the artist's interpretation. Photos tend to be trusted more, because they accurately depict what was in front of the camera at the...
The Aperture is the size of the opening in the camera lens at the moment a photo is taken. Aperture is measured in fractions, so the larger the number, the smaller the aperture opening. (...)
Dodging is making a section of a photo lighter. When this is done in the darkroom, it's usually by blocking some of the light from reaching that part of the picture. In a photo editing program, it's a paintbrush like tool that lightens instead of painting. (...)
The Resolution is the number of pixels, or dots, in a picture. Inkjet Printer
An Inkjet printer sprays tiny jets of ink onto paper. ISO
The sensitivity of film is measured by ISO, and the larger the number, the more senstive the film. (...)
A megabyte is generally about a million bytes, or a thousand kilobytes. Technically, a megabyte is 1024 kilobytes. Megapixel
A megapixel is one million pixels, or dots. Megapixels are the de facto standard for measuring the power of a digital camera. (...)
Red Eye is the reflection of the camera flash off of the back of the subject's eyes. It happens most often with a bright flash in dim light. Many photo editing applications have red eye removal features. (...)