Cool laser on ebay. Legit?

Athoul

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That's interesting, I've never seen this particular model? If it is legit that a very good price for a 50mW laser. Problem is I find on ebay things rated 30/50mW etc are usually about half in actuality. Maybe someone can get one and test it on a meter?
 

dr_lava

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hah. I like how he rated it at an output of >60 and <55 mW. That IS pretty amazing.
 

bootleg2go

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He has a note on the listing defining the < and > symbols and if you notice and read the listing carefully, all they are promising is a laser with output of less than 50mW...I bet it more like 5 mW....


Jack
 

msnyder

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Athoul said:
That's interesting, I've never seen this particular model? If it is legit that a very good price for a 50mW laser. Problem is I find on ebay things rated 30/50mW etc are usually about half in actuality. Maybe someone can get one and test it on a meter?

Plus -- it runs on *one* CR2? How long can that last?
Given the typical efficiency of green DPSS crystals, it
must be pulling 400-500 mW for the IR pump diode.
 

dr_lava

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bootleg2go said:
He has a note on the listing defining the < and > symbols and if you notice and read the listing carefully, all they are promising is a laser with output of less than 50mW...I bet it more like 5 mW....
Jack


He has edited the listing to add those and remove the >60 <50 ratings. Someone must have told him, or he in on these forums.
 

nemul

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i also posted about this (see closed thread) and was wondering if there legit....
 

The_LED_Museum

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I just purchased one of the lasers - for CPF sakes of course. :)

I'll check it for visible stability & power output, and I have all those CR2 cells I bought for my blue laser, so keeping it fed will not be a problem.
 
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TigerhawkT3

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Hey Craig,
Have you gotten the laser yet? I'm really curious as to whether it will stand up to your rigorous testing.
 

Athoul

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Hey great to hear, I like how compact it is but am worried that it's operation time might be on the short side with only one battery. Though I guess it can't be as short as the green keychain laser! ;)
 

The_LED_Museum

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TigerhawkT3 said:
Hey Craig,
Have you gotten the laser yet? I'm really curious as to whether it will stand up to your rigorous testing.
I haven't received the laser yet, but I'll post in this thread the moment I do receive it and begin my evaluation of it immediately after if at all possible. :)
 

Dj_sTyLz808

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I have one of those novop**** laser which also run on 1 cr123 battery and I would say it lasts longer then my 40mW wit 2 lithium batterys.So I wouldnt worry about battery life.=)







Athoul said:
Hey great to hear, I like how compact it is but am worried that it's operation time might be on the short side with only one battery. Though I guess it can't be as short as the green keychain laser! ;)
 

nemul

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The_LED_Museum said:
I just purchased one of the lasers - for CPF sakes of course. :)

I'll check it for visible stability & power output, and I have all those CR2 cells I bought for my blue laser, so keeping it fed will not be a problem.


you rock!
 

Athoul

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Isn't the novophone 5mW though? As such it would have less current draw then a 50mW laser(unless we have some superjuice crystals in that 50mW!).

Anyway it actually shouldn't be too bad, considering a cr123A battery has around 1300mah, you should get at least an hour or so out of it.
 
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