Instructions For Surface - BenQ PointWrite PW40U User Manual

Instructions for surface

Optimal interactive quality will be dependent on the selected surface condition. It is
important to choose a flat and non-reflective surface to secure the writing performance.
Selecting a wall surface
• Select a wall that is straight and flat, avoid any protruding objects on it.
• Project on a smooth, semi-gloss painted surface to reduce glare from the projector, to
achieve optimal touch quality and to reduce wear on the pen nib.
Semi-gloss surface
Glossy surface
Glossy surface will increase the
external light intensity and
interference may happen.
Non-smooth surface
or with protruding object on the
surface.
Prepare for setup 5