YPS Saturday Meet | Dec 13, 2025 | 7:00 PM IST | Technical Talk | Google Meet
Technical Talk by: Mr Ashok Kandimalla
You think that ISO is the culprit which creates noise in your pictures?
ISO is widely recognized as one side of the exposure triangle. Equally common is the belief that increasing ISO invariably leads to more noise. The relationship between ISO and noise is far more nuanced than it appears—and, in fact, they are not connected at all. What is far more critical, however, is the strong correlation between ISO and a camera’s dynamic range. This talk delves into these often misunderstood relationships and offers practical guidance and tips on achieving cleaner exposures while maximizing dynamic range.

Mr Ashok Kandimalla has been in the field of photography for more than three decades and has extensive experience in both film and digital photography. As an electronics and computer engineer (he holds a degree in electronics from IIT Madras), he has a unique and deep insight into digital photographic technology
Mr Kandimalla has a passion for sharing his knowledge through teaching and writing. Starting from 2009, he has been authoring a series of articles under the title ‘Basics of Photography’ in the magazine – Smart Photography. Many of his articles have also been published in the ‘Viewfinder’ which is the official journal of FIP. He was also a co-editor for the FIP’s Sapphire Jubilee Viewfinder book. So far, he has published more than 200 articles plus equipment reviews in various leading Indian photography magazines
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