Lenses. They’re your most powerful photographic tool, if you know how to harness their mighty power (and manage not to shatter them). And you know what? Chances are that even if you think you’re a ...

Discover how converging lenses create real and virtual images in this clear and engaging physics tutorial. This video breaks down the principles of refraction, focal points, and image formation, using ...

Lens flares are very popular effects than can be used in transitions, lower-thirds, logos, and several other places. The flash effects they produce are good attention-getters that you can include in ...