AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |
Back to Blog
Chromatic aberration effect8/16/2023 ![]() We know white light is a combination of various wavelengths (colours) of light, and we also know that when light passes through a prism, it gets dispersed into its constituent colours as seen in the image below. Image by Dahlia Why Does Chromatic Aberration Occur? Image by Dahlia Here is a highly magnified crop to show the effect of aberration clearly. This is an aberration in the 18-55mm kit lens, shot at f/9. In this image, you can see the green, purple and blue fringing. Lateral chromatic aberration looks like a coloured halo or colour fringe around your subject and, for longitudinal aberration there are colours in many parts of the frame beside the edges of the subject – we will see why in a minute. What Does Chromatic Aberration Look Like? This is most evident around objects where there is high contrast, that is, dark edges close to very bright areas. ![]() The dispersed light contains different wavelengths and when these are not focused on a particular point after leaving the lens and reaching the sensor0, the resulting image can look blurry rather than sharp, with the edges having colours like magenta, green, etc. What Is Chromatic Aberration?Īs we discussed above, chromatic aberration is colour fringing that occurs when light enters the camera, gets dispersed and does not converge to a point. There are two types of aberration – lateral chromatic aberration and longitudinal chromatic aberration. Removing chromatic aberration is important because it helps you improve image quality. In this article, we will teach you how to fix it and what are different types of chromatic aberration. ![]() If you find chromatic aberration in your images, do not panic as it is quite easy to minimize or fix. This week, if you grab iPhone Photo Academy at a huge discount, we will also send your our “ Natural Light Buddy Notes” absolutely free. A fantastic way to skyrocket your natural light photography skills is to practice with your Phone Camera.
0 Comments
Read More
Leave a Reply. |