The LS741HD is part of Viewsonic's Luminous Superior Series, a range of high brightness lamp-free projectors developed for commercial and educational use. Thanks to the laser-phosphorus technology of the 3. It delivers up to 30,000 hours of 5,000 ANSI lumens and ensures bright, vivid images without lamp changes. The lamp-free design offers an environment-friendly and economical solution, while the light and compact design of the projector reduces the transport costs. With a projection area of up to 300 in 1080p Full HD and a high native contrast, it is ideal for meeting rooms, lecture theaters and public rooms. This projector features a 1.6-fold optical Zoom, H/V keystone, 4-corner adjustment, 360-degree projection, and portrait mode for easy set-up and versatile applications.*The life of the light source may vary depending on actual usage and other factors. â¥30,000 hours in Eco mode.This text is machine translated.