Adobe Photoshop CC for Photographers
Capturing a complete scenic tonal range
The light contrast ratio from the darkest point in a scene to the brightest will vary from subject to subject, but in nearly every case it will certainly exceed the dynamic range of even the best digital cameras. Our human vision is able to differentiate between light and dark over a very wide range. It is hard to say precisely how good our eyesight is, but it has been argued that human vision under some circumstances might be equivalent to as much as 1,000,000:1, ...