DIY laser repair

Your laser is burning uneven cuts and you know the mirrors are off, but you’d rather rebuild the whole machine than break out a protractor. Why This Matters Mirror alignment sounds technical but it’s just geometry you can see with tape. If your beam isn’t hitting the center of each mirror at every corner of the bed, your cuts will be weak on one side or burn through on the other. You waste material. You waste time. You ruin jobs. I avoided mirror alignment for months when I first got my CO2 laser. I thought I needed special tools or had to understand physics. ThenKEEP READING →