Please watch and listen to both videos then answer the questions below.  

 

 

Watch video
 
Did you watch both videos?
Before inspecting the laser cutter, what 2 things should you do?
Click on the location of the number 2 mirror.
Click on the location of the number 3 mirror.
Click on the location of the beam window.
When you plot what printer is used?
Finish the sentence.
When using the focus tool to set the focal length....