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  1. S

    Shorted a switch + lens protrusion

    Hey LPF, Hope everyone had a good Thanksgiving. I’ve been sick with strep since we got home from our trip. No fun! I forgot to ask this when I was putting my Laser66 build together. I’m not a fan of how far the lens protrudes from the host when focused to where I want it, which is just to a...
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    Sharp 505nm max current?

    Hey LPF, I ordered the Sharp 505nm from DTR and was just wondering if any of you have pushed this diode beyond 100mA? I believe the data sheet said that was the max. The reason I ask is because many, including myself, push the Sharp 488nm above the data sheet’s max current. Figured it was...
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    488nm Build! Finally!

    It’s finally finished. If you look at my last post, you’ll see that I had an issue completing my circuit, which turned out to be a dummy battery that wasn’t making contact with the case. After removing some of the wrap, it was good to go. The Sharp 488nm diode, 12mm module and G8 lens are from...
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    What am I missing?

    EDIT: Solved. See image below. Feel like an idiot now. Well.. thought I was on the right track with this 488nm pen. Apparently not. I have it set up where if I apply power to the driver, I get a nice beautiful beam. The switch, however.. I can’t figure out. I’ve attached a lead from the...
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    Switch Question

    EDIT: False alarm. I jumped the gun. Searched one more thing and found a good explanation. Bad Seth!! 😜 Hey all, Getting close to this 488nm pen build after lunch today. But I was staring at these switches for the Laser66 pen hosts.. and now I feel like an idiot because I’ve just realized...
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    Finally first “build”!

    Finally got my first “build” together. Not sure I can really call it that as the diode had already been pressed into a 12mm module AND the driver was already soldered and set upon arrival.. all of this thanks to DTR. Will definitely be purchasing from them again. I got the heat sink in the mail...
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    DTR NDB7875 3W 445nm

    Hey all!! Getting very close to a couple builds. Will hopefully post them next week depending on ship times. Anyway, just got the NDB7875 in the mail from DTR with the module and driver. Looks fantastic, but I realized I never looked at the data sheet for the diode. Doesn’t have a max for...
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    Sharp 488nm w/ Flexdrive?

    Hello again LPF, I’m a little confused.. I swear I’ve read of people powering the Sharp 488nm with a Flexdrive. But looking at the data sheets, the Sharp’s Vf is 6V and the Flex’s max output is 5.5V. Is it just close enough or am I missing something? Or did I not actually read what I thought...
  9. S

    Innolasers

    Does anyone know if innolasers is shipping in a timely manner now? I ordered a couple drivers the other day and THEN read some old horror stories on here about shipping times and unsuccessful contact attempts. But.. those were posted years ago.
  10. S

    Color Me Confused - 501B Pill

    I can’t figure out if I’m being an idiot or if this host is actually kinda weird. I found a WF-501B in a drawer and thought it would be cool to use as a new laser host. I’ve tried searching the forum and have seen that people use these, but I can’t find an answer to my question. So I took...
  11. S

    WF-501B Junk Drawer Find

    Just found this guy in a junk drawer! Need to research heatsinks and whatnot but I’m hoping to turn this thing into a laser very soon. I’ve read Eudaimonium makes heatsinks for them. I also found the Extended and Tapered Copper Heatsink SL-CHS3 on SurvivalLaser but I didn’t see an outside...
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    Oopsie.. Dropped Sanwu Pocket

    Well… hope everyone had a good weekend. I certainly did, playing with my new Sanwu Pocket 445nm 500mW. Howeverrr… this morning, my Sanwu Pocket was in my pocket (hoodie pocket) and I bent over to pick something up… out drops the laser. On hard tile floor 🙄 Stupid mistake. I fired it up to...
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    Ordering Parts

    Hope this isn’t too spammy of a post. I’m just really excited for my first build. Started ordering parts today. So far just a couple pen hosts from Laser66 and a 3A Selectable Test Load from SurvivalLaserUSA. Currently have parts “in the cart” from DTR - a Sharp 488nm 55mW diode in a 12mm...
  14. S

    495nm Pen Build

    Hey LPF, I saw a post earlier titled 495nm Laser66 Pen Build. I’ve become quickly obsessed with the idea of either building or acquiring one of these. 495nm in a pen build sounds awesome. I’m new to the forum and apologize if I’ve missed something clearly obvious that would’ve given me the...
  15. S

    Hello from Nebraska

    Hey everyone. My name is Seth, currently living in the Omaha, NE area. I have zero experience with lasers. I’ve always been a techy guy and science lover, so of course once I randomly decided to buy a laser, I was permanently intrigued. I’ve purchased a couple cheap “green” lasers from...
  16. S

    Changing Host?

    Has anyone ever seen someone change out the host for this cheap eBay/Amazon laser? One of the first I bought just to burn stuff. Now starting to think about custom builds and whatnot and really curious about making this look not ridiculous and more comfortable to handle.
  17. S

    Changing Hosts?

    Has anyone ever seen someone change out the host for this cheap eBay/Amazon laser? One of the first I bought just to burn stuff. Now starting to think about custom builds and whatnot and really curious about making this look not ridiculous and more comfortable to handle.




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