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Thread: Some gears and testing for laser-ablating and -marking ...

  1. #131
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    ... another type of stainless steel -- the "colours" are less intense, but a pretty good "black"

    Viktor
    Attached Thumbnails Attached Thumbnails Anwendungsdaten 30W-MOPA - Edelstahl22.jpg  

    Anwendungsdaten 30W-MOPA - Edelstahl22b.jpg  

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  2. #132
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    ... this sample from the laser-manufacturer shows the possibilities of the MOPA fiberlasers ...

    Viktor
    Attached Thumbnails Attached Thumbnails Test#1 - Titan-Blech farbig markieren.jpg  

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  3. #133
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    That's amazing Viktor! Does it work on the same principle as butterflies/beetles/birds?

    -David
    "Help, help, I'm being repressed!"

  4. #134
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    ... similar, but not the same

    It's mostly for transparent thin oxide layers, what's "interfering" with the absorbed or reflected wavelengths ...

    Viktor
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  5. #135
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    ... lasercutting of a rubber material, "not suited for lasercutting" - https://vimeo.com/358749715

    Viktor
    Attached Thumbnails Attached Thumbnails Dichtung2 - gelasert.jpg  

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  6. #136
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    ... an update for the "EWMS-E1701D-shield" - will end-test it tomorrow in my lab and redesign for the final version ...

    Viktor
    Attached Thumbnails Attached Thumbnails GT1100 und EWMS-Interface.jpg  

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  7. #137
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    ... today I've installed one of our laser engravers with a 30W MOPA and 300x300x200mm XYZ "marking range" (200x200x200mm and a 110x110mm galvoscanner head) at university Augsburg for the "materials research" group

    Viktor
    Attached Thumbnails Attached Thumbnails gieMARK30++.jpg  

    gieMARK30++ Offen.jpg  

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  8. #138
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    ... tested the smallest possible font size on brass with the conventional f-theta-optics -- with an optical "trick" the image (and spot too) can be reduced to 1/3 to 1/4, but then I'll have to recalibrate and adjust all the settings and parameters too ... will do this by time or when needing

    Viktor
    Attached Thumbnails Attached Thumbnails Mini-Schrift-Grk2.jpg  

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  9. #139
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    ... here I've used a "tinner" font, so better readability down to 0,1mm character height without changing the optics for shorter FL

    Viktor
    Attached Thumbnails Attached Thumbnails Testtext.jpg  

    Testtext1.jpg  

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  10. #140
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    Impressive! How about writing an end-user license agreement (EULA) in the tiniest of fonts that includes wild items like having the end user agree to have their bodies used as science experiments?

    -David
    "Help, help, I'm being repressed!"

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