Ever noticed rainbow-colored halos around the edges of objects in your photographs? This is known as chromatic aberration or color fringing. Typically, it’s only visible if you look really hard or ...

Voigtlander Zoomar 36-82mm f/2.8 sample photo showing purple fringing around the branches. Researchers from Harvard University have found a way to stop chromatic aberration from appearing in ...

Techniques / What Is Optical Distortion And How Does It Affect Your Images? Confused by pincushion distortion and barrel distortion, or want to know what chromatic aberration, purple fringing, and ...

Modern camera lenses are complicated. Really complicated. I know, because I tried to fix the aperture control ring on my Canon 24-105 the other day. To cut a very long and confusing story short, I now ...

Light travels at different speeds based on the medium it passes through. For example, in a vacuum, it travels at 3.0 × 10^8 m/s in a straight line. But when directed towards glass, air, diamond, water ...

Raise your hand if you've ever looked at a game and thought to yourself, 'This could do with some chromatic aberration'. Anyone with their hand up: put your hand down, further, down to the off switch ...