• ayyy@sh.itjust.works
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    3 months ago

    “It would be” so you haven’t done this but speak confidently about it being cheap and accessible?

    • linearchaos@lemmy.world
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      3 months ago

      You can purchase laser pointers with grid diffraction grating right now with zero effort to DIY.

      You can purchase house decoration style diffraction gratings which are a larger format but are intensely bright. They are however less portable.

      You can follow a thought emporiums instructions on how to create diffraction gratings, which includes the software and the process,

      And yes, I already own a 300 milliwatt laser with a diffraction pattern that would work for this.