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  1. absolute

    Alternative to metal lathe for laser host

    I knew something was up with this guy, fishing for replies and other stupid stuff.. Glad you got rid of him
  2. absolute

    Clueless, violet gift for my father.

    Have you looked at the other Sanwu models? Striker is a hefty laser that does not look like anything from the dollar store 😅comes in 405 and is within your price range
  3. absolute

    CLens GB #2 Interest_sign-up

    Hey CDB, I said I'm in for 2 sets but your post says 5 😬
  4. absolute

    CLens GB #2 Interest_sign-up

    If this ever goes through (edit: that sounded a little negative I don't mean it like that) I would like 2 sets, would be fun to experiment with.
  5. absolute

    Need help planning an LED indicator light

    Take into account that a fully charged Li-Ion cell is often at 4.2V and make sure the the higher current that will flow (for this example 4.2-2.0=2.2V 2.2/82=26.83mA) won't kill the LED. If it would, find a different resistor value by doing a calculation with the max current rating for the LED...
  6. absolute

    NUBM31T 95W 455nm

    Seems most likely to me ~6.3mm right? So that's a no-go
  7. absolute

    PERMANENT THREAD: Ebay& other internet FINDS of interest- read all the OP please sub

    I've bought something similar from a different seller and what was inside was a tiny piece of brass with threading on one end, and an opening in the middle in which you press the diode. This piece of brass with the diode is then screwed into the larger aluminum heatsink part. That brass piece...
  8. absolute

    Green laser dot issue

    It is not a defect, the rectangular artifact you see around the dot is a projection of reflections from within the diode package, which some diodes have.
  9. absolute

    PL-E mini 520 leaking light?

    The "lower" wattage (1-2.5W) 445 diodes tend to have pretty good beam characteristics for a multimode diode. That's why it looks better compared to your green one.
  10. absolute

    DTR's Laser Shop - Laser Diodes & More

    Thank you! Clear answers to all my questions 😃
  11. absolute

    DTR's Laser Shop - Laser Diodes & More

    Hi, I have a few questions about some things I would like to order from DTR (unrelated to the recent G-ball diodes discussion haha) 1. What is the total assembled length of a full solid copper 12mm module, and how about one with a half back? 2. If running at 4.5A output, powering a NUMB44-V2...
  12. absolute

    FS: 1.2 W 445nm Blue lasers for sale

    Would you be willing to sell this as a host with heatsink but without diode and driver? If so what would your price be?
  13. absolute

    I bought a NUGM03 525nm 1w doide from DTR And need to know some things

    I want to take this opportunity to thank you, DTR and others for testing all these diodes and optics. The data and documentations you provide have been very useful to me.
  14. absolute

    Sanity Check on Proposed Low-Power Cyan Diode Laser Build

    You've certainly done your homework, what you have looks good so far. I've recently put together a 488nm build myself and I was going for about that budget too. I would choose a three element lens instead of the acrylic one even if you're going for low output because the beam characteristics...
  15. absolute

    Does anybody know why my laser suddenly started changing shapes??? And how to fix it??? EDIT: I pulled off cap today and I don't know what to do next.

    You might feel like superman now but if you keep looking at that "red" beam you'll actually end up being able to see a lot less than a normal man. Please, for the sake of your eyesight, learn more about safety before proceeding. To give you hint: if you can see a faint red glow that means...
  16. absolute

    Need help with lens selection

    The 3 element will give the lowest divergence and the tightest beam over long distance. The G8 will have slightly higher divergence but also more light throughput, so a brighter beam. It's up to you to choose the one you prefer. Or both. They are good quality lenses, everyone on the forum will...
  17. absolute

    DTR G8 lens

    Damn that's a shame, I tried G7, G2 and 3 element.. they all have an artifact and even the G8 can't fix it. Ah well, at least it's still a beautiful color and the main beam has low divergence 🤷‍♂️
  18. absolute

    Anyone wants to buy anything for Jet lasers for cheaper shipping?

    Hey, could you share which country you're from at least so we know if sharing shipping costs is feasible? For instance if you're in the US and I'm in EU, shipping from you to me would still cost a considerable amount.
  19. absolute

    Selling my JL ole pro mini 300 mw greenSOLD:)

    Well, then I wish you good luck with your sale :) And if it doesn't work out with any of the people that PM'd you already, please let me know because I would like to buy it


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