[Cyborg] 200 laser diodes

Thu Jun 3 21:35:00 UTC 2010

If it's not too late (wow, this all happened so fast!), please put me
down for about $50 worth.

--
Hephaestus

On Wed, Jun 2, 2010 at 11:36 PM, Jacob Rosenthal
<jjrosent at heatsynclabs.org> wrote:
> 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
>> MSN:mandy-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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>
>
> --
> Jacob Rosenthal
> Champion | HeatSync Labs
> 480.389.4743 | jacob at heatsynclabs.org
> Twitter: @heatsynclabs @jacobrosenthal
> http://www.heatsynclabs.org
>
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