Las Vegas, NV — September 4, 2008 (Photoshop World, Booth #321) — Nik Software today announced the latest version of its popular Sharpener Pro photographic plug-in for use with Adobe® Photoshop® and Apple® Aperture™. Designed for professionals and photo enthusiasts, Sharpener Pro 3.0 is the most advanced and powerful sharpening solution for photographers, eliminating the guesswork typically required for achieving superior and consistent results.

If you have ever shopped for a flash or read a review, you may have noticed a section of the spec called the guide number or GN. While this value is a measurement of power that the flash has and allows you to compare flash models, is this number useful to you at all? In this article we dig into the guide number and see how we can use this number help us dial in our flash and camera settings using some math instead of just guessing and retrying until you get what you want.

While today’s cameras do a pretty good job when in fully automatic mode, in order to make the most of your camera you should learn how to use your camera on the manual setting. To go full manual you will need to have an understanding of shutter speed, aperture settings, and ISO speed. In this article we will get you going and get you shooting like a pro.