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[DPRG] Black masking tape

Subject: [DPRG] Black masking tape
From: rten at new.metronet.com rten at new.metronet.com
Date: Tue Feb 25 10:47:01 CST 2003

Some black electrical tapes also leave a residue.
Ralph

On Tue, 25 Feb 2003, Dave Hylands wrote:

> Hi Dan,
>
> I think that you'll find that the black electrical tape works quite well.
> Yes it is a bit shiny to visible light, but it seems to work fine with the
> IR light that the Lego sensors use.
>
> It also only tends to be shiny when viewed at an angle. Viewed straight on,
> it doesn't appear shiny. Maybe there are different brands of electrical tape
> with different amounts of shinyness. The stuff I use seems to be half way
> between matte and shiny (I guess semi-gloss).
>
> There is also black hockey tape, which is typically made out of cloth. You
> might find that this stuff is MUCH stickier than electrical tape and leaves
> lots of residue behind when you want to remove it.
>
> --
> Dave Hylands
> Vancouver, BC, Canada
> http://www.DaveHylands.com/
>
>
> > -----Original Message-----
> > From: Dan Miner [mailto:miner at centtech.com]
> > Sent: Tuesday, February 25, 2003 7:49 AM
> > To: dprglist at dprg.org
> > Subject: [DPRG] Black masking tape
> >
> >
> > I'm helping to teach a LEGO robotics class at my daughters'
> > school and I'd like to do a line following demo on the
> > white floor of the classroom.  I need some black masking
> > tape but didn't find any at Home Depot.
> >
> > Does anyone know where I can buy black masking tape?
> > Remember I'm in Austin so telling me about "Joe's
> > Specialty Tape Store" in Plano won't help.  :-)
> >
> > Worst case I can try black electrical tape but I'm
> > guessing it's too shiny (reflective) to give enough
> > contrast for the LEGO sensors.
> >
> > 				- Dan
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> >
>
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