In article , Spam@Berger-
Odenthal.De says...
>
> Ahem A Rivet's Shot wrote:
> > In more recent times 60Hz was said to be needed
> > for flicker free and now it's 70Hz I'm seeing and high end TVs are
currently
> > advertising 120Hz.
>
> The way I remember it is, that one of the reason for white on black was
> the lower sensitivity of the eye for flicker. The first monitors with a
> white background were hailed as a huge improvement but they all -- both
> highly expesive ISA card monitor combos and the Atari -- needed 70 Hz to
> be acceptable. 60 Hz was considered borderline for colour when white
> backgrounds were avoided.

It was interestingly variable from person to person. Some of my
colleagues worked happily on monitors set at 60 Hz, but anything less
than 70, preferably 75 Hz, made me feel sick.

John

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