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Why Images Appear Blurry on Retina and Hi-DPI Screens

December 23, 2014 by Stephen 3 Comments

When I moved my main machine to a retina Macbook Pro, I was surprised to notice that the screen made my website images appear blurry. I had thought image sharpness would stay the same (or improve) since the physical resolution of the screen was much higher. I also thought that any resampling by the browser wouldn't affect sharpness since there was an integer scaling factor: i.e. each image pixel should get mapped directly to a 2x2 square of retina pixels. My assumptions were clearly wrong though as my ...

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Filed Under: Articles Tagged With: blurry, chrome, firefox, hi-dpi, image processing, preview, retina, safari, website

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Validator is a Lightroom plugin to verify image files and check for file corruption or "bit rot".

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