Chris H. wrote:
> The digitizer measures angle or tilt of the pen, Peter, which is why
> we need to calibrate right- or left-handed. It does not require the
> pen to be held at a 90-degree angle at all. This is from the
> September 1, 2004, Tablet PC Chat on the Expert Zone, in a response
> from Robert Williams of the Tablet Team at Microsoft:
> =====
> Q: The calibration tool says it's important to calibrate your screen
> for portrait and landscape. How come?
> A: Good question. There is a lot of misunderstanding about the
> calibration tool. I will try to address some of it here. The
> calibration tool is not a linearity calibration. That work is done by
> the manufacturer in cooperation with the digitizer supplier. It's
> fixed in the design. The calibration tool on the tablet is a pen tilt
> calibration. It corrects for pen angle because the tip of the pen and
> the end of the sensor in the pen barrel are about 1mm apart. As the
> angle at which one is holding the pen varies by location on the
> screen and orientation we suggest calibration in both orientations.
> =====
> The best calibration is achieved when the user holds the pen as they
> would naturally, i.e., at a slightly tilted angle to the screen, just
> as you would hold a pencil when writing on a piece of paper.
>
> "Peter" <peter@peter2-o-0-o.co.uk> wrote in message
> news:lo2k81ljk69b8a1aikq4bm933gh43ovf6g@4ax.com...
>>
>> I see this effect too, on an ix104 tablet. The x box (to close
>> programs) is tricky to work.
>>
>> One obvious thing that's worth remembering is that the digitiser
>> wants you to use the pen upright. It won't be accurate unless the
>> pen is help at 90 degrees to the surface.
>>
>>
>> Peter.
>> --
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>> the Y.

I figured all that, and tried it - but it is worse. It's very difficult to
hit the 'X' either way.