Are you lecturing in front of hundreds of students? This is just one case, when a projector makes more sense than TV.
The BenQ GV1 gen. II Projector has a maximum brightness of 200ANSI lm. Then you can to install the projector by using the mounting Table.
. Colours are controlled by DLP technology. It is known mainly for high-quality colours and deep black tones. The disadvantages include the occasional presence of the so-called "rainbow effect" or weak reds and yellows.