https://www.viewsonic.com/us/small-business-promotion/projectors/high-brightness-projectors.html
ViewSonic Corporation, headquartered in Brea, California, is a leading global provider of computing, consumer electronics, and communications solutions.
high brightness projectorssmall businesspromotion
https://thejournal.com/articles/2010/09/07/nec-intros-high-brightness-classroom-projectors.aspx
NEC has launched three new high-brightness LCD projectors designed for classroom use. The new units are all portable models, weighing in at about 6.4 pounds...
high brightnessclassroom projectorsnecintrosjournal