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ArcticMyst Security by Avery

Z-Bolt 635nm 5mW Pointer

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As to the build, there isn't much to say. It's a very simple design; it's just sleek and black. There is no fancy detail or silly designs that make it look like something out of Star Wars. It looks as a laser should IMO. It feels very solid. It runs off 2 AAA batteries. It's got a nice little clicky on the tail cap for constant on-off use.

There is a nice clean oval dot, no splash. I'd got excellent divergence. I don't know what it is exactly, but lets just say that by the time the divergence is noticeable it's too far away to see.

The case is really nice. Not much to say about it.

Now on to the question you want answered. Can you notice a difference between 635nm and 650nm? The short answer is yes. Since this was my first 635nm laser the moment I beheld the output for the first time I immediately noticed that the color is a bit more orange-ish than the standard 650nm pointer. If you compare them you'll notice a difference. I showed my GF and she noticed the difference right away. You couldn't call it an orange laser but instead it makes 650nm look like a very deep and saturated blood red color. You'll have to take my word for it. I say that because my camera is rubbish for macro and low light. The true color is just not conveyed very well in the pics.

If you like to collect wavelengths then I'd recommend this laser. Z-Bolt shipped it within 2 business days. At about 35 bucks shipped it's kinda pricey for a 5mW red laser but it's technically an uncommon wavelength. So IMO it's worth it. My cat likes it too.

BTE-4S, Highest Power Red Laser Pointer - Constant On Switch, Foam Case, 635 nm

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635nm is on the left. These pics look like crap. Trust me, you can tell them apart in person.
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-Tony
 
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Nice review, I've been cosidering that one vs the atlasnova 635nm for a while now, I think I'll go with z-bolt now. :)

+1 for a great review.
 
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I didn't know that 635nm was so much different XD I gave my 5mW away!

Yeah if you look close enough you'll notice that that they're different.

Most of all the red pointers are >650nm and are purely red. I bought a 635nm laser module on eBay once and it turns out that it was not 635nm but actually 650nm. The seller didn't know it was not 635nm. The only companies that you can be sure of are Z-Bolt, Aixiz, and Atlasnova. Other pointers that are advertised as red 635nm are probably 650-660nm. It's rare to find a cheapo red laser and have it actually be 635nm.

-Tony
 

DJNY

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CNI also has real 635nm pens.
I was at the roithner-lasers office some time ago and played with some of their 635nm pens they get from CNI and compared them to 650nm.
 
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Nice review, how is it going with calculus?

Thanks!
That's actually and old handout I got in calc II. Since then I've done Calc III, Linear Algebra, and I'm going through Differential Equations right now. It's a cool class. Engineering requires a boat load of math, but I enjoy it.

-Tony
 
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Thanks!
That's actually and old handout I got in calc II. Since then I've done Calc III, Linear Algebra, and I'm going through Differential Equations right now. It's a cool class. Engineering requires a boat load of math, but I enjoy it.

-Tony

How can you enjoy triple integrals in polar coordinates? And implicit derivatives?

"Do you find me sadistic?"
 
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I've got an OLD, OLD Z-Bolt 635; I presume their stuff has improved some by the look of this host. May consider it.

One note: Does anyone remember "DVD-R for Authoring?" - This was the DVD-R before "DVD-R for General" happened. The difference was, DVD-R for G (what we use today) used a pre-etched track 0 (CSS reasons) but, the most important thing is: it used a 650nm laser versus a 635nm laser for cost reasons.

Being a burner, the second (out of two ever made by pioneer) DVR-S201, an Authoring drive, had a burning 635nm laser in it. I know the drives were $5000+ at the time; but nowadays, probably a lot less. (In fact I've seen them a lot less.)

Does anyone know if this could be a source of higher power singlemode 635?
 
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Does anyone know if this could be a source of higher power singlemode 635?

I'd like to know that too! I've made lasers out of many DVD burners and none of them were ever 635nm.

How can you enjoy triple integrals in polar coordinates? And implicit derivatives?

"Do you find me sadistic?"

I remember triple integrals. C'mon it wasn't that bad. How else were you supposed to find the volume of a quarter of a torus? LOL!!!

You know what sucks... modeling with differential equations! Now that sucked! One problem can take hours!

-Tony
 




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