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9 Best Free Linux HDR Imaging Software

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High dynamic range imaging (HDR) is an important technology for photographers. It is a collection of techniques that allow a wider dynamic range of luminances between the lightest and darkest areas of an image.

The human eye can adapt to luminances from 0.000,000,1 cd/m² up to 1,000,000 cd/m², and can cope with a luminance range of 1:1000. However, computer displays only offer a contrast of approximately 300:1. This means that the luminance offered by a computer monitor falls significantly short to what the human eye can actually process.

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