Omtech USB350l User Manual page 10

Laser Path
A. Laser Tube—This CO₂-filled glass tube is mounted on brackets and immobile. Its connection to the laser power
supply is extremely high voltage and extremely dangerous.
B. 1st Mirror—This adjustable-angle mirror is fixed in place to transfer the engraving laser from the tube to the
2nd mirror.
C. 2nd Mirror—This adjustable-angle mirror moves with the X-axis rail to allow the laser beam to travel along the
Y axis.
D. 3rd Mirror—This adjustable-angle mirror moves with the laser head to allow the laser beam to travel along the
X axis.
E. Focus Lens—This lens directs and focuses the laser to the material.
F. Workbed—The bare workbed can be adjusted in height or fitted with aluminum or honeycomb tables for
different projects.
Laser Head
A. X-Axis Rail—This rail moves along the Y axis, with its
movement controlled by limit switches.
B. 3rd Mirror—This adjustable-angle mirror transfers the
laser from the 2nd mirror to the focus lens.
C. Red Dot Pointer—This device helps you see the exact
position of the invisible engraving laser.
D. Focus Lens—This 18mm lens directs and focuses the laser
beam to its point of contact with the engraving material.
E. Air Assist—This device blows pressurized air to kill sparks
and blow away gas and debris as you engrave.
F. Laser—The engraving laser itself is invisible but highly
dangerous. Avoid any direct exposure to your skin or eyes.
G. Workbed—Use the provided acrylic tool to get the perfect
focus for any thickness of material.
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