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並前往https://jakearchibald.com/2021/serving-sharp-images-to-high-density-screens/

Halve the size of images by optimising for high density displays

1 pixel became 2 'device pixels'. On the web we call this the 'device pixel ratio', or DPR. The iPhone 4 had a DPR of 2.

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查詢 「Device pixel ratio」的人也找了：

  1. min-device-pixel-ratio
    2.
  2. Chrome device pixel ratio
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  3. Pixel aspect ratio
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  4. CSS aspect ratio
    5.
  5. Sample aspect ratio
    6.
  6. Android pixel to dp
    7.
  7. Js set devicePixelRatio
    8.
  8. Min resolution 2dppx
    9.