Using The Alignment Masks - BenQ PointWrite PT02 User Manual

Using the Alignment Masks

The alignment masks help you to find the optimal height of the laser curtain
and optimal touch performance.
Shape of Alignment Mark
Mounting Position of Alignment Mark
In the camera view of PointWrite, The alignment mark reflector is shown like
below picture.
Mask 2
Mask 4
Mask 1, 2 Upper side of the screen
Mask 3, 4 Bottom side of the scren
Refer to "Alignment Instructions"
18 Alignment Instructions
Reflection of
mask 3
Reflection of
mask 1
Ceiling Mounting
Description
Lower reflector
Higher reflector
Best reflection in
alignment view
2 points
3 or 1 points
for more information.
5mm
5mm
Reflection of
mask 4
Mask 1
Reflection of
mask 2
Mask 3
High of
laser curtain
< 5mm
5 - 10mm