It may be a simple question: what is ISO in photography? However, the answer isn't quite so straightforward – mainly because it's a term that originated before digital imaging. So, let's rewind: what ...

ISO stands for the International Organization for Standardization. It's an organisation that sets and maintains industrial and commercial standards for the photography market and various other markets ...

In the days of analog film, the price you paid for high-ISO film was grain — that speckled array of silver-halide particles that often ruined an image, or at the very least prohibited you from ...