Originally Posted by
foxtrot
High Dynamic Range - it means a picture that captures all the contrast you would see in real life. Unfortunately, computer monitors are not able to show that contrast so must of the HDR pictures you see on the net are artificially colored in an attempt to show that same contrast on a screen.
They do it by taking multiple exposures of a target and then combining them.
IE 1 picture at normal setting. 1 picture that is overexposed but pulls detail out of shadows. 1 picture that is underexposed but pulls detail out of bright objects (sky, etc) and then they are all combined.