ViewSonic LS630HD 4,000 ANSI Lumens 1080p Laser Business/Education Projector, 3rd generation laser phosphor technology 4,000 ANSI Lumens and 1080pLS630HD 4,000 ANSI Lumens 1080p Laser Business Education Projector 3rd generation laser phosphor technology with a lifespan of up to 30,000 hours 4,000 ANSI Lumens and 1080p resolution for clear images in any environment High native contrast ratio powered by a 0. 65' DMD chip and DLP technology Up to a 300' ultra large screen with a lower cost per inch Installation flexibility: 1. 3x optical zoom, H V keystone, and 360 projection Centralized LAN
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