Ashok Kandimalla has been in the photographic field for over three decades and has extensive experience in both film and digital photography. Being an electronics engineer by profession and a photographer, he possesses a unique and deep insight into the technical aspects of digital photography and equipment. He has published more than a 100 articles on photography and some of his writings have also been published in the well-known international magazine Popular Photography. An avid collector of photographic books and vintage cameras, Ashok has a keen interest in the history of photography and a passion for sharing his knowledge on photography through teaching and writing. He is the only Indian photographer to be featured on the Nikon Centenary website. He is presently working as a Management and Engineering consutant. He can be reached at kashokk@gmail.com.
Virtually every image these days is post-processed. By that we mean it is corrected for errors, and aesthetically enhanced after capture. Some users even go beyond and combine images to create something that did not exist, though that is more in the realm of digital art. Even those who use JPEG image files straight out of the camera without any post-processing, need to be aware that in this case, the processing is done in-camera based on the parameters (saturation, contrast, sharpening, etc.) the user has set.
If you are post-processing on a computer as most of us do, you may recall that there are several software programs (also called apps) available to do the task. However, Adobe Inc.’s products
