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Subject: 
RE: IR Ball (was Soccer-Playing Robots)
Newsgroups: 
lugnet.robotics
Date: 
Mon, 4 Sep 2000 04:16:35 GMT
Original-From: 
Boorman, Mathew <mathew.boorman@=stopspam=admiral.com.au>
Viewed: 
751 times
  
>>That wouldn't look as great as a free rolling ball - and the
>>robots would perhaps have trouble finding it while it's in
>>motion....but 28 LEDs is a heck of a lot!

Seems like a lot to me. The wider angle IR LEDs have a 60 degree
cone. I think you can cover a sphere with 14 such cones, but don't
quote me!


Maybe experimenting with a lens type system to spread the light further...
I am thinking a 'frosted' glass approach with a FEW HIGHER power outputs.
Just think of finding a glowing pingpong ball, I suspect while the light
output is much lower, its a LARGER size, with no gaps in the output, even
when its moving.

m@



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