Em 27/1/2010 15:46, M. Adam Davis escreveu:
> Find LEDs that have a 1.2 degree horizontal and 180 degree vertical
> viewing angle, and then just spin an array of them around.  In fact,
> skip the LEDs and just spin an LCD around with a mask to limit the
> viewing angle horizontally.
>
> Unfortunately you don't get vertical seperation for any of these
> devices, and cheap displays are bound to be noisy.  If you want 30
> frame per second video you need to spin the display at 1,800 RPM.
>
> -Adam
>   =


And the display needs to show thousands of frames per second, because
you need to change the image lots of times each revolution.

Regards,

Isaac

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