USAbro
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There's also a seller from Missouri that is good with international shipping. I can't remember his store though, but he was on eBay.
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Thanks "V". Gets old trying to explain this over and over.
I've told others about another unit that I ran into about 1.5 years ago that as far as I know, no-one else has purchased. O-Like last page of red lasers has a unit for $12 that I purchased 2 of that measured 125 and 150mW with (2) AAA and 215/224mW with a single 10440 (with spacer). They are focusable and have a really nice heft/feel to them. How long will it last with a 10440? Who knows. What would it measure with a glass lens swap? More
100mW 650nm red laser pen/ focusable /Pop balloons [OL-650-100P] - $11.99 : Zen Cart!, The Art of E-commerce
-Just because I mention the source doesn't mean I recommend O-Like for any other unit. Just sharing what I personally have experience with.
-Any seller can switch out the units with different ones at any moment that are crappy. Seen this over and over again which forced me to buy from different sellers until I found the right ones again.
It says the listing has been removed. Maybe it is out of stock or something.
Best overall way over-spec 3 pack Ebay pens (seller "overfeel" out of NYC) that I know of that I use in my "how to make your pen focusable tutorial" are now back and being sold for about $14 again. He had raised the price up to almost 4 times that for a couple months.
Some choices are:
3pcs 5mW Red Green Blue Laser Pointer Visible Beam Fast Shipping from USA | eBay
------snip for brevity------
Ordered another set myself for my sister. Will post the results here when they arrive. Most likely Tuesday/Wednesday. I'll know immediately if they are still the tutorial ones by looking inside.
That's the way I had originally tried it. I've tried every combination and I'm still not getting anything. Is there a way of taking this apart and seeing if something is clearly wrong? Batteries aren't an issue, they're brand new Duracell's and I've tried two different pairs.
Is it possible the contact at the tail of the pointer isn't touching the batteries, completing the circuit?
That's the way I had originally tried it. I've tried every combination "
is a BAD idea IF your are not 100% sure that reversing polarity willl NOT turn your laser into a LED.
I have yet to see a China pen-pointer that took the battery with neg to the tailcap...Yours is toast-- you can ask the seller to send another- I bought 3 sets of 3 colors from etime($9 w/ free ship) and all but one worked- I asked for and got a free replacement BUT it too arrived DOA-- they told me they testing it before sending the replacement but ...- They wanted 4.50usd to send a 3rd one- and that I had to pass on--cheaper to just spend another $3.
about the huge price diffs. from the same sellers--
like was said they make several listings of the same item and varying prices just to see who is NOT doing any homework before buying..
AFAIK ALL penpointers from China are made at ONLY 2 or 3 places max. and , of course they never did make ones at several powers- --all are made the same and are(or were) 'binned' into power catagories-
but they start out the same- this is very true with 532s but afaik its done that same way for the other colors--- NOW that PoopPal and Greedbay have banned >5 mW the sellers in China no longer find a need to bin thier lasers.
so its a crap-shoot as to what we get--
last dos centavos.. when we speak about 532s remember these power readings in most cases were NOT done using an IR filter- so how much actual green you are getting will not be accurate--- place red colored goggles to stop most of the green from passing and your LPM reading then will be mostly the IR-OR use an IR filter to read ONLY the green.. but in ANY case we need to know HOW you metered your 532s--
IMy info source is a seller from Houston who ACTUALLY goes to CHINA to make buys to re-sell on line.
& he has a Phd in lasers for medical usage..
-- and there is no language barrier ( his wife is from China).
hak