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Thread: Laserglow Combined 589 473 nm unit, need info.

  1. #1
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    Default Laserglow Combined 589 473 nm unit, need info.

    Got a Laserglow chassis with two combined lasers, blue and yellow. Hoping someone can tell me if they have seen this before, I am most interested in the 589 laser, but the unit came without the power supply/drivers. I opened the 589 laser in a fairly low dust environment to see what the pump diode is, I'm not familiar with this diode and don't know the polarity for the two tabs, anyone? Photo's attached.

    I wanted to try here first before going to Laserglow, but as a hobbyist, I've not had good luck getting information from companies regarding older gear.

    Edit: I've reloaded the photo's twice after turning three of them right side up, but not working. They show the proper orientation on my viewer.
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    Last edited by Laser57; 02-21-2024 at 00:01.
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  2. #2
    mixedgas's Avatar
    mixedgas is offline Creaky Old Award Winning Bastard Technologist
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    Is the glass bodied reverse protection diode wired across the LD? Do the leads of the glass bodied diode fold towards the pump diode and connect? I can't see under the purple wire.

    If yes, the striped end of the protection diode corresponds to the positive lead of the pump diode.

    That is as much as I can tell from the picture.



    Steve
    Last edited by mixedgas; 02-21-2024 at 04:38.
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    Looks like CNI laser Source to me.

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    Great, that's something I should have understood as it would be reverse polarity across the input of the pump diode DC connection, of course!
    Glowing green eyes is a camera photoflash reflection.

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    Laserpower, just saw your post, I will see if CNI can help, if no one else has more info.

    Chris
    Glowing green eyes is a camera photoflash reflection.

  6. #6
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    Laser Warning Laserglow power supplies

    Chris,

    Here are some power supplies that will work for your lasers..
    Quote Originally Posted by Laser57 View Post
    Laserpower, just saw your post, I will see if CNI can help, if no one else has more info.

    Chris
    Attached Thumbnails Attached Thumbnails Laserglow 589 top.jpg  

    Laserglow 589 rear.jpg  

    Laserglow 589 Front.jpg  

    Laserglow 473 front.jpg  

    Laserglow 473Rear.jpg  


  7. #7
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    You are selling?
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  8. #8
    mixedgas's Avatar
    mixedgas is offline Creaky Old Award Winning Bastard Technologist
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    Those should be the right PSUs.. Only thing you would have to watch is Imax, the maximum current. It might be possible to turn the knob a bit too much. But that means finding the I-limit setting inside and adjusting it.

    You'll need to heat the doubling/mixing crystal, and I'd guess to say 40'C give or take...

    Steve
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