BH*Photoworld

HDR

High dynamic range (HDR) imaging is a set of techniques that allows a photographer to capture and display a greater range of exposure than can be captured in traditional film or digital imaging techniques. The consept of exposure range to a photographer represents the values between light and dark areas in the scene being photographed. Factors effecting the range which a photographer can capture is a function of the medium being used; the sesitivity of the film, paper, and digital sensors. HDR has been recognised for decades but its use was limited due to a lack of computer processing power. However with todays powerful computers HDR is now emerging into the general population.
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