Turns out a misaligned mirror made the laser hit the lens in a weird way, and then bouncing off something on the way out to produce this double line. Probably. What kind of strange troubleshooting have you done and what was the reason/fix?

  • @pmkOP
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    17 months ago

    One pass. What does backlash mean? (I’m kind of new to this) Aligning the mirrors did stop it from happening again, but maybe that was accidental?

    • BoscoBear
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      27 months ago

      Backlash is the play in the gear train. It would be evident if the cut was made one direction then the other. Seems like you had a different problem. Never seen that before.