Inside each lens is a diaphragm that can open and close, the size of the opening at any given setting is what we refer to as the aperture setting. On our cameras we refer to specific size settings as f-stops such as f/2.8, f/5.6, f/11, etc. W ...

Alpha channels are basically specialized selection processes. Alpha channels are used to make, store or edit selections made using tools such as Lasso, Magic wand or Pen tool. Alpha channel is another type of image masking. When we say mas ...

With slow shutter speed (otherwise known as long exposure), the elements of time and motion are introduced into your photography. We're going to run down some quick suggestions and examples on some ways to get you started, but before that, he ...

Night photography has the ability to take a scene and cast it in an unusual light-- much like the golden hour surrounding sunrise and sunset can add an element of mood and uniqueness to a sunlit scene. Just as how sports and landscape photog ...

What I’m aiming for is the article I wish I’d found when I first got my camera, to help explain the relationship between three critically important parameters: the ISO speed, aperture (or f-stop number), and shutter speed. To lead with, th ...

In this episode of Digital Photography One on One, Mark Wallace [SnapFactory.com] explains Key Shifting and how your shutter speed affects exposure when using an external flash. Questions Answered: 1) To get the best results when usin ...

Composition is the combining of distinct parts or elements to form a whole.  In photography that thought is very important in taking good pictures.  The following guidelines are just to be thought about though, ...

Point-and-shoot enthusiasts looking for a smooth move into the digital SLR world will love Olympus's nifty E-520 ($539-$599, with lens). Not only will its performance satisfy, but its packed feature set gives shutterbugs a dizzying array of w ...

I've been using the EV (Exposure Value) button on my camera more than any of the other buttons so I thought I would share with you why and when I use it. Remember that I shoot with a Nikon so shutter speed and aperture are controlled with the ...

Shooting in full manual mode will always be the best way to get the most creative shot since you are in control of everything. But there are instances when you just do not have the time to fiddle around with the proper combination of ISO, ape ...

The Pentax K200D has a 2.7-inch LCD display with 230,000 pixels and a 160-degree horizontal/vertical viewing angle. The viewfinder is a lightweight pentamirror TTL optical design with 96% field of view, 0.85x magnification, diopter adjustment ...

A look around the body shows a different layout in the buttons from the other Pentax models with the removal of the image stabiliser switch, function button and all important RAW button. The screen is the same size as the K200D but looks bigg ...

One of my favorite techniques for removing (i.e. make transparent) dark or light areas of an image is to use the blending sliders available inside the Layer Style dialog box within Photoshop. These blending sliders are easily overlooked in pu ...

Freezing fast motion (AKA High Speed Photography), can give some pretty special photographic effects. High Speed Photography is used in physics, health research, sports and more. This guide describes how to capture super fast movements using ...

Ideally, 14-bit RAW files contain 4 times more information than 12-bit RAW files in the shadows. Realistically the gain may be limited somewhat by noise, but the noise levels also improved, leaving us with more bits to use. This much dynamic ...