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Old 07-28-2021, 05:28 PM   #1
JawadLeLogeur
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Post Do color e-readers all display vaporwavey hues?

Looking at videos and photos of the new color models, it seems they all have the issue where the hues displayed look like something out of a vaporwave/80's synth album cover, i.e. heading towards purple, light blue, sickly green etc. Some reviewers have described the colors as being closer to old newspapers but that doesn't seem to be what I'm seeing. If that were the case, the colors would look paler/grayer/more washed out but the hue wouldn't be different. It might be the result of the color overlay used for the screen necessitating a cooler, bluer gray.

Unfortunately I can't easily get my hands on a color model to make a physical check. I'd have to be certain of my purchase before hitting the add to cart button.

I don't mind colors being less intense than on an LCD tablet (we are probably years away from having colors popping on the screen like, if it'll even be technically possible to begin with) but the hues being fundamentally different is a deal breaker in my view when it comes to comic books.

Am I imagining things or do people with color devices have also noticed this vaporwave aspect? Do you have a specific device to recommend?
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Old 07-29-2021, 08:06 AM   #2
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They can only do pastel shades and are poorer for monochrome than other current eink. They are a niche for coloured comics for people that don't want to use an LCD tablet.

It's basic physics. The richer and better the colour, the dimmer the page is as the light has to pass the filter twice. LCD has a backlight so the light is attenuated once and can be bright enough. The eink is an opaque milky coloured liquid with black balls at each dot. The eink only does 14 gray shades as well as black and white. The LCD can do 64 to 256 grey shades, thus has approximately 260,000 to 16,700,000 combinations of shade, brightness, colour etc. The eink struggles to do 4096.

Also you have to sacrifice either 2/3rds horizontal resolution or 1/2 vertical and horizontal to have colour (subpixels). So ANY LCD, OLED, eInk or CRT is lower resolution in colour than if it had no colour.

So eink can't be any better. There maybe be some other technology that can passively do colour and once Mirasol was thought to be a solution.

Color eink is a niche. You need the front light on, or better ambient light. They are worse contrast and resolution for mono text and poor colour.
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Old 07-29-2021, 09:31 AM   #3
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Thanks for the technical breakdown, I appreciate it. I guess it'll be a "nevermore" for me with the color e-ink
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