On Thu, 9 Jul 2026 at 21:34, Jim Diamond via ntg-context <[email protected]>
wrote:

> Hi Hans and other interested parties,
>
> On Thu, Jul  9, 2026 at 09:31 (+0200), Hans Hagen via ntg-context wrote:
>
> > On 7/9/2026 3:05 AM, Jim Diamond via ntg-context wrote:
>
> >> One day I was wondering why a typeface looked so bad (when reading on my
> >> laptop screen using Adobe reader), and I realized that sub-pixel
> rendering
> >> was not working.  At first I thought it was the typeface itself.
>


> Bingo!  (PARTIAL SOLUTION!) For whatever reason that PNG has an alpha
> channel.  I used imagemagick to write out a new PNG, and when I use that
> instead the SPR problem goes away.
>

I have tried your pdf with Adobe Reader on my  Android smartphone, they
look ok .

--
luigi
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