How to Remove and Replace the Focusing Lens on a VLS Desktop Laser Cutter

How to Remove and Replace the Focusing Lens on a VLS Desktop Laser Cutter

  1.  Make sure the system is powered off and unplugged.
  2. Slide the X axis arm forward and lift the metal cover. The cover is held down by magnets.
  3. Locate the focus carriage (1) and loosed the thumbscrews  (2) completely.  They are held captive by retaining clips so they should not come out all the way.
  4. Slide the lens cover plate (3) forward and out of the carriage to remove the optics.
  5. Place the optics on a soft, non-abrasive cloth
      
  6. Remove the 2 Phillips head screws (1) that attach the Focusing Lens to the front cover plate and remove the lens.  Clean #3 mirror (2) if necessary.
  7. Reinstall the optics in the focus carriage.