Omtech SH-G1390 User Manual page 27

3.3 Laser Head
B
A
C
G
A X-Axis Rail
B 3rd mirror
C Focus Lens
Laser
D
E Air Assist
F Red Dot Pointer
G Workbed
Moves along the Y-axis, with its movement controlled by limit
switches.
Transfers the laser from 2nd mirror to the focus lens. Can adjust its
angles.
With a diameter of 18 mm, directs and focuses the laser beam to its
point of contact with the engraving material.
The engraving laser itself is invisible but highly dangerous, thus avoid
any direct exposure to your skin or eyes.
Blows pressurized air to kill sparks and blow away gas and debris as
you engrave.
Helps you see the exact position of the invisible engraving laser.
Holds the target material, moves the material up and down. You
can use the provided focal length ruler to get the correct height for
perfect focus for any thickness of material.
20
F
E
D