[Cyborg] 200 laser diodes

Jacob Rosenthal jjrosent at heatsynclabs.org
Wed Jun 2 23:36:02 PDT 2010


Greetings all,

Jacob from HeatSync Labs lurking here.  If you need any more for scale I'll
go in on 50 bucks if Eric or someone would be willing to ship them out to us
in AZ.

Thanks!
Jacob

On Wed, Jun 2, 2010 at 11:13 PM, Eric Boyd <mrericboyd at yahoo.com> wrote:

> Well that was fast, here are the Q&A, both good news!:
>
> <<
> Tim Lee: Hi,Eric,
> Glad to receive your email.
> 1)Yes,the goods have drive already,you only put into DC3-5V,red power
> lead is "+",and black lead is "-".you don't need limit its current.
> 2)100units have 5% discount.means $2.54 per unit.
>
> Best regards
> Tim Lee
> Shenzhen Fuzhe Technology Co.,Ltd.
> FU-Lasers for you!
> Tel: +86-755-84528255
> Fax: +86-755-84528390
> Email:fulaser at gmail.com <Email%3Afulaser at gmail.com>
> MSN:mandy-lees at hotmail.com <MSN%3Amandy-lees at hotmail.com>
>
>
>  >>> mrericboyd Wed Jun 02 22:26:24 PDT 2010 >>>
> I'm looking at your "Civil Class 3A red 650nm 5mw dot diode laser
> module", I have two questions:
>
> 1) Does it have the drive electronics already included? i.e. can we just
> hook up a voltage source to the two leads and expect it to work? Do we
> have to limit the current or will it do that?
>
> 2) I'm looking for 100+ units, do you offer a volume discount price?
>
> Thanks,
> Eric
>  >>
>
>
>
> On 6/2/10 10:26 PM, Eric Boyd wrote:
> > I've sent a question to the seller about the included electronics and
> > volume discount price.  Here's hoping they have someone who reads&
> > writes english :-)
> >
> > Eric
> >
> >
> >
> > On 6/2/10 1:47 PM, Rachel McConnell wrote:
> >> Oh man laser outfit... I sure want some.  That link gives pricing for
> >> 1-10, maybe if we end up wanting a bunch more they might provide a
> >> further discount?
> >>
> >> I wonder if one could have a built-in smoke machine emitting particles
> >> along with the laser beam for best viewing.  I saw a smoke machine on an
> >> outfit over the weekend, I will see if I can contact the maker of that
> >> and get more details.
> >>
> >> Rachel
> >>
> >> Eric Boyd wrote:
> >>> I sent a contact thing to the dude, asking if he's got any design
> >>> information up anywhere, and about eye-safety of the device.  Because I
> >>> think that's the key thing here: can a beam which is visible in e.g. a
> >>> club (dim lights) also be eye-safe?
> >>>
> >>> According to wikipedia (http://en.wikipedia.org/wiki/Laser_safety), to
> >>> be legal (=eye safe), the laser must be<5mW, that makes it fall into
> >>> class IIIa (now class 3R).  I found some fairly cheap IIIa laser
> diodes:
> >>>
> >>>
> http://www.aliexpress.com/product-gs/263635799-Civil-Class-3A-red-650nm-5mw-dot-diode-laser-module-wholesalers.html
> >>>
> >>> It's not clear to me if you need an external circuit other than a
> >>> current-controlled voltage source to drive these.  I don't think so, I
> >>> think that's what they mean by "module" as opposed to just buying the
> >>> diode.  If you do just need a current controlled voltage source, we
> >>> should be able to drive these directly from the North Paw circuit, all
> >>> we need is some resistors in series with the "motor" outputs.
> >>>
> >>> But I agree that while building the device, we'd need to have some
> >>> goggles.  It'd give you a headache for sure if you caught one in the
> eye
> >>> more than a few dozen times.
> >>>
> >>> Anyone else interested in bulk ordering of these?  With shipping they
> >>> are going to be about $4 each, so for<$50 you can have a pretty decent
> >>> number of them.
> >>>
> >>> Eric
> >>>
> >>>
> >>>
> >>>
> >>> On 6/2/10 11:52 AM, kristinneidlinger wrote:
> >>>> I want to build one!
> >>>> I did some design research of where they should be placed for a postal
> >>>> feedback suit and ended up with a huge headache!  So, we should look
> >>>> into some goggles too...
> >>>>
> >>>> k
> >>>>
> >>>>
> >>>>
> >>>> On Wed, Jun 2, 2010 at 10:39 AM, Eric Boyd<mrericboyd at yahoo.com
> >>>> <mailto:mrericboyd at yahoo.com>>   wrote:
> >>>>
> >>>>
> http://www.behance.net/Gallery/200-LDs-Stage-Suit-icommercial-casei/493017
> >>>>
> >>>>       OMG, this is the awesome-est light-up wearable outfit I've seen
> yet.
> >>>>       Lasers make LEDs seem so boring!  Even the "laser suit sample"
> is wicked
> >>>>       cool:
> >>>>
> >>>>       http://www.behance.net/Gallery/Laser-suit-sample/464787
> >>>>
> >>>>       Who wants to build one? I'm super keen, and if we build multiple
> units
> >>>>       we can push down the cost a little (laser diodes are
> expensive...)
> >>>>
> >>>>       Eric
> >>>>       _______________________________________________
> >>>>       Cyborg mailing list
> >>>>       Cyborg at lists.noisebridge.net<mailto:
> Cyborg at lists.noisebridge.net>
> >>>>       https://www.noisebridge.net/mailman/listinfo/cyborg
> >>>>
> >>>>
> >>>>
> >>>>
> >>>> --
> >>>> . . .  .  *
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> >>> Cyborg at lists.noisebridge.net
> >>> https://www.noisebridge.net/mailman/listinfo/cyborg
> >>
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-- 
Jacob Rosenthal
Champion | HeatSync Labs
480.389.4743 | jacob at heatsynclabs.org
Twitter: @heatsynclabs @jacobrosenthal
http://www.heatsynclabs.org
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