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Old 01-25-2019, 02:53 PM   #27
GeoffR
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Quote:
Originally Posted by GeoffR View Post
I am a human and I can easily see the quality difference between 600dpi and 1200dpi with laser printed text, so the idea that the human eye cannot tell the difference is simply nonsense.
Quote:
Originally Posted by fjtorres View Post
Laser printers are purely b&w and produce shading by halftone dithering.
Eink displays are grayscale. 16 shades most commonly.
For a laser printer to produce 300dpi/16 shades like today's eink it would need to go to 1200dpi.
Note that I was talking about text, not shaded images.

Shading in text is only needed for anti-aliasing, which trades off sharpness for smoothness. So a 300dpi greyscale text cannot match the smoothness of 600dpi black-and-white text without a loss of sharpness..
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