[Laser] 5mw laser tranceiver kit

[Chuck Hast]

On Mon, Sep 27, 2010 at 12:35, Dave <wa4qal at ix.netcom.com> wrote:
> On 2010-09-27 12:00 PM, laser-request at mailman.qth.net wrote:

> Hmm, is that a single LED, or an array?  It's hard to tell from the
> photograph, but it
> does look like one LED, although I'm not sure of the manufacturer.
> You'd obviously
> want to get rid of that diffuser, though.  Plus, it sounds a little
> pricey.  Do any of the
> big LED makers offer high power infrared LEDs?
>
Also does it have some sort of switching PSU between it and the
mains ??

> For that matter, would you really want to go infrared?  You have to be a
> little careful
> with optics for infrared, since the properties may be a bit different
> than for visible.
> Plus, infrared requires some equipment to assist with the aligning
> (e.g., cheap digital
> camera that can see into the infrared).
>
If it is quite powerful you may not want to look into it near in as there is
nothing to cause your eye to respond to it.

> This prompts an interesting question.  Has any one seen any of the
> edison based
> LED light bulbs in any colours except white?  I wonder if it would be
> possible to modify
> one of these as an optical source (Yes, I know about electric line
> safety issues and
> such.).  Might be something to think about.

I have purchased them to use for landscape lighting ( my wife loves
the intense colour of the LED coloured lights. The come in 110v ac
and 12v power. I have used the 110v ones. Had issues with water
incursion.

-- 

Chuck Hast  -- KP4DJT --
When the righteous are in authority, the people rejoice: but when the
wicked beareth rule the people mourn.  Prov 29:2 KJV
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