Digital cameras typically offer a range of ‘picture styles’ to suit different subjects or different tastes in color rendition. Canon calls these Picture Styles, Nikon calls them Picture Controls and other camera makers have their own names. They include options like ‘Vivid’, ‘Landscape’, ‘Portrait’ and ‘Black and white’, but the key point with all of […]
Film grain is caused by the random clumping of silver halide grains (black and white) or dye clouds (colour film) – the individual grains or colour spots are too small to see. Film grain looks very different to digital noise – many photographers use film grain simulation filters and tools.
Noise is the digital equivalent of grain in film. It’s random electrical signals captured by the photosites on the camera sensor, and usually this background noise level is so low compared to the brightness of the captured picture itself that you just don’t notice it. But if you start increasing the camera’s ISO setting, the […]