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8.3.4 Mirror 3 Alignment
8. Maintenance
•
Wear safety goggles during the entire aligning process.
•
Avoid attaching the tape directly to the mirror.
•
Less than 15% of the Max. power (not Min.) should be sufficient to leave a
clear mark without setting the testing tape on fire.
•
Always make sure the path is clear between the laser and its target. Never
allow foreign objects between the laser and its target. Always close the cover
before firing the laser. Do not look directly at the active laser through the
cover during this procedure.
Tools Needed: Masking tape
With the laser beam well aligned among the laser tube, Mirror 1, and Mirror 2, it goes through Mirror
3, the last mirror, and eventually passes through the lenses in the laser head, where it gets focused
and fired to the laserable material.
To align Mirror 3 with the workbed:
Step 1. Detach the air assist hose from the
laser head.
Air Assist
Hose
Step 2. Attach a piece of tape to the laser
head’s aperture, applying some force.
This will form a ring on the tape and
help check the alignment.
Step 3. Put on safety goggles and turn on the machine and set the power level to 15% of the Max.
power (not Min.) or lower.
Step 4. Close the cover.
Step 5. Fire the laser.
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