(Editor's note: Tim Grey returns with another guest post. This one answers why the blades that form the aperture in a lens makes a difference.) There are many reasons to choose one lens over another, both when making a new purchase and when choosing which lens to use for a particular photo. But have you ever stopped to consider how many blades there are in the aperture assembly of a given lens? You might be surprised at the impact the structure of the lens aperture can have on your photos. Aperture Basics The lens aperture is designed to … [Read more...] about Why Do the Number of Aperture Blades in a Lens Matter?
Any small light source in your photograph can potentially become a starburst, and finding creative ways to use them in your pictures is fun. These tips will help you build a formula for making starbursts anytime you want. 1. Appropriate Aperture The most common tip for making starbursts is to use a very small aperture, like f/22 or f/16. While this is generally true, it's not a hard rule. Depending on your camera and lens combinations, you can get starbursts at much wider apertures, as well. I know that with a few of my lenses I can get … [Read more...] about Four Tips for Starbursts