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More info on the Sony Reader PRS-505’s E Ink display

October 14th, 2007 | Uncategorized


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Filed under: Handhelds

Sony was surprisingly mum about what improvements were made to the on-screen performance of its new E Ink-based Reader PRS-505. So we caught up with Russ Wilcox, CEO of E Ink, who helped shed some light on the benefits of the 505’s new display chemistry, called E Ink Vizplex:

According to E Ink, this Vizplex chemistry is ~20% brighter than the 500. “You can see it best on the black and white menus compared to the old 500 which are twice as fast.”
Page turns are only a little faster, though; Sony said something like ~20% (but our unit seems like it might be even faster than that). Because…
When out of the menus and in text-reading mode, most of the new E Ink chemistry’s horsepower goes into the reduction of ghosting (a bit of a problem on the 500) and the 8 grayscale levels (doubled over the 500’s 4 levels).
Contrast […]

Original post by Ryan Block



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