Subject:
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Re: Navigation using landmarks (Was: Re: lasers and RCX)
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Newsgroups:
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lugnet.robotics
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Date:
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Wed, 10 Jul 2002 13:51:33 GMT
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Viewed:
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667 times
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http://www.robogeeks.com/mousehack.htm
Bluey7
In lugnet.robotics, sjbaker1@airmail.net writes:
> Rob Limbaugh wrote:
> > A Killough platform may have 3 motors, but it operates in a X-Y coordinate plane, not X-Y-Z.
>
> When I said "three degrees of freedom" - I didn't mean "X-Y-Z", I mean't X, Y and Rotation-about-Z.
>
> Whilst (in theory) a Killough platform moves in X and Y only - they do rotate a little in practice.
>
> > Rethinking the clearance issue... perhaps a Lego magnifying glass could help. The focal points seem to be around an inch from the lense (or so).
>
> From reading the specifications for the mouse chip, I get the impression that the magnification
> has to be quite precise in order for it to work. I'd be very suprised if something as simple as
> sticking any old lens beneath it would work.
>
> ----------------------------- Steve Baker -------------------------------
> Mail : <sjbaker1@airmail.net> WorkMail: <sjbaker@link.com>
> URLs : http://www.sjbaker.org
> http://plib.sf.net http://tuxaqfh.sf.net http://tuxkart.sf.net
> http://prettypoly.sf.net http://freeglut.sf.net
> http://toobular.sf.net http://lodestone.sf.net
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Message is in Reply To:
 | | Re: Navigation using landmarks (Was: Re: lasers and RCX)
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| (...) When I said "three degrees of freedom" - I didn't mean "X-Y-Z", I mean't X, Y and Rotation-about-Z. Whilst (in theory) a Killough platform moves in X and Y only - they do rotate a little in practice. (...) From reading the specifications for (...) (22 years ago, 10-Jul-02, to lugnet.robotics)
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