I did try that years ago, old listmember Mike Ray and I both tried various mods, including sanding end of LED to a 45 degree angle. Maybe it was the LEDs we used (not super, superbright) but it helped, but not that much.

here is a link to those old experiments

http://www.members.shaw.ca/bilbo/LED.html

alistair

On 2011-11-25, at 9:31 AM, Gary Bawden wrote:

> Very nice! But why not just use some 400 grit sandpaper and lightly sand the LED? No more "beam pattern".
> 
> Gary
> 
> Alistair Bell  <albell@SHAW.CA> schreibt,
> 
> I, as many of us, have led lights in the instrument cluster. They work =
> ok, could b better, but the digital clock is the worst. The LED beam =
> pattern does not work well with the light pipes in the clock. This guy =
> found the same problem and has solved it. Mind you it does take some =
> soldering.
> 
> http://www.bluejens.de/blauuhr.html
> 
> (in German)
> 
> alistair
>