Use this lesson to learn how aperture, shutter speed, and ISO work together to affect your final exposure.

Learn what aperture is and how it affects the image, as well as the differences between constant and variable wide aperture lenses and what this will look...

Focus is one of your most creative tools. Rather than simply aiming to keep your subject in focus, use focus to tell the story, by controlling what stays in...

Lenses aren't equally sharp at all apertures. Some are better than others. In this tutorial, I look at how to calculate the sharpest aperture for any scenario.

Apple's new Photos app replaces both iPhoto and Aperture. In this tutorial I’ll show you how to get started, how to make simple edits to images and how to...

This can be confusing when shopping for a new lens. Learn the difference between F-Stops and T-Stops to help with your next lens purchase.

If you've ever wondered how lenses work, what makes a good or bad lens, and how to pick the one that's right for the kinds of photos you want to take, this...

When it comes to editing photographs on OS X, I'm sure you'll agree with me in saying that Mac users are quite spoiled for choice. Not only do we have...

Twice a month we revisit some of our reader favorite posts from throughout the history of Phototuts+. This tutorial was first published in August, 2009. ...

Today we'll look at a few of the benefits of shooting with a wide aperture. If you're new to photography there will be some key insight here into one of the...

Aperture is Apple's professional photography application. It has many strengths and roles in a digital photographer's workflow including RAW file decoding,...

Aperture is Apple's professional photography application. It has many strengths and roles in a digital photographer's workflow including RAW file decoding,...