BenQ LW855UST Ultra short throw projector 3500 ANSI lumens DLP WXGA (1280x800) 3D Black, White

T/R=0.35 ultra short throw ratio Up to 38,000-hour laser light source lifespan (under Eco mode) BenQ Exclusive Infographic/Vivid Mode PointWrite Interactive Solution Compatibility IP6X dustproof sealed engine mechanism reduces maintenance costs Laser-Enabled Ultra High ContrastThe LW855UST Interactive Laser Projector produces stunningly clear images with an extra high native contrast ratio of 3.000.000:1 for true deep blacks, vibrant rich colors, and exquisitely subtle details.Uncompromised High BrightnessFor excellent projection performance, the LW855UST produces 3500 ANSI lumens and WXGA 1280x800 resolution for clear, sharp images and text even in large and bright classrooms. High brightness allows you to keep the lights on during lessons, and wide aspect resolution increases visibility and readability in all types of content.Tailored Color Modes for Optimal Learning ExperiencesWith BenQ professional color-grading technology, the LW855UST is tailored for presenting various educational content. Infographic Mode is great for showcasing the text and graphics of infographics in detail, ensuring more saturated and lively color performance than standard Presentation Mode. Vivid Mode is designed for superior color performance for video or image presentations.Resists Dust BuildupAn ingenious anti-dust accumulation color wheel sensor repels debris from blocking the IR signal and causing flickering, abnormal colors, or even shutdown.Sealed Laser Light SourceThe laser light source is fully enclosed and well protected from dust in any environment.Sealed EngineAdvanced IP6X protection with a sealed engine that eliminates any chance of dust contaminating the projector’s key components.38,000-hour Long-Lasting PerformanceWith a fully sealed laser light source and an innovative sealed laser engine design, the LW855UST delivers 38,000 hours of maintenance-free operation under Eco mode, eliminating the need for lamp replacements and maintenance costs.Ultra Short ThrowThe LW855UST ultra short throw laser projector can be mounted just inches from the wall or directly above the screen, eliminating distracting shadows and glare so students and teachers can freely engage and collaborate at the board.Collaborate Freely on Any SurfaceBenQ PointWrite™ technology works on any flat surface, creating new opportunities for classroom interactivity and enabling more possibilities for modern digital classrooms.Multi-Touch with Pens and Multi-Screen CollaborationCoupled with PointWrite™ PW30U kit and the PT20 touch module, the LH855UST augments collaboration with styluses or direct touch. In QWrite software Whiteboard Mode, teachers can run different applications r display, view, and annotate across two screens for multiple users at once.*PointWrite™ PW30U and PT20 are optional accessories sold separately.Intuitive SetupBenQ PointWrite™ automatically calibrates and saves its settings the moment it is plugged into a computer’s USB port. Additionally, the LH855UST’s interactive sensor guarantees reliable auto-calibration in any ambient lighting environment.Control System CompatibilityThe LW855UST is widely compatible with leading projector control systems including Crestron, AMX, and PJ Link for network control via LAN, making it simple to integrate into educational network infrastructures. The LW855UST also supports RS-232 for reliable long distance installation of up to 15 meters when there is no LAN port available nearbyCentralized Control with BenQ DMS SoftwareBenQ DMS Local is a device info and management software suit for Windows. The software helps IT departments control multiple displays at a time via LAN.Centralized Upgrade Tool for Multi-projector MaintenanceAdministrators can centrally upgrade the firmware on multiple networked BenQ projectors on the same local network via LAN (up to 253 projectors), deploying the latest updates to all devices at once. This new tool can upgrade firmware for TI IC, MCU IC, LAN IC, and Ballast IC, with a friendly user interface.Easier BYOD CollaborationFor engaging and intuitive lessons, teachers and students can bring their own smart devices and computers to stream documents, images, and even full HD videos via LW855UST projectors, facilitating open exchange of ideas and collaborative teamwork.* Compatible with the LW855UST and LH856UST, the QCast Mirror QP30 dongle is an optional accessory, sold separatelyControl System CompatibilityThe LW855UST is widely compatible with leading projector control systems including Crestron, AMX, and PJ Link for network control via LAN, making it simple to integrate into educational network infrastructures. The LW855UST also supports RS-232 for reliable long distance installation of up to 15 meters when there is no LAN port available nearby.Centralized Control with BenQ DMS SoftwareBenQ DMS Local is a device info and management software suit for Windows. The software helps IT departments control multiple displays at a time via LAN.Centralized