The LS740W belongs to ViewSonic's Luminous Superior series, a lamp-free high-brightness projector lineup designed for commercial and educational spaces. With its 3rd generation laser phosphor technology, it delivers 5000 ANSI Lumens for up to 30,000 hours, ensuring bright and vivid images without lamp replacement. Features: - Bright images for large event locations - High native contrast ratio - Simple and affordable installation - Low weight and small footprint - 90°portrait mode