Healthy human eyes can have a dynamic range of up to 24 stops (considerably more than a DSLR), and they also have the assistance of a brain to interpret what they see. Our eyes are also constantly shifting focus and taking in a broader angle of view than many camera lenses. When we look at a scene our pupils adjust to allow us to make out fine details, regardless of light levels. One of the most popular is a technique known as High Dynamic Range, whereby a series of images are taken, each with a slightly different exposure, and then combined to produce a single picture, rich in detail.īefore we take an in-depth look at HDR, it’s important to understand why cameras struggle to record the same level of detail that we can see with our eyes. Landscape photographers overcome this problem by using neutral-density filters to reduce the contrast between the land and sky, but there are other options. By using HDR, you can retain bothĭuring the course of your photography, you will almost certainly have encountered scenes where brightness levels exceed the dynamic range of your camera: dark hills set against bright white skies stained glass in dimly lit churches figures reduced to silhouettes etc. When faced with a high-contrast scene, such as a bright sky against dark stonework, the camera has to decide between preserving detail in the shadows or the highlights.
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