Description
The ViewSonic LS901-4K represents a significant advancement in professional projection technology, combining 3rd-generation laser phosphor performance with true 4K UHD resolution. Utilizing a high-performance 0.65" DMD chip, this projector achieves superior native contrast and 5,500 ANSI Lumens of brightness, ensuring that presentations and video content remain legible even in well-lit conference halls or classrooms. Its laser light source provides up to 30,000 hours of maintenance-free operation in Eco mode, eliminating the downtime and costs associated with traditional lamp replacements.
This product is for:
- Corporate IT Managers: Centralized LAN control and RS232 compatibility allow for efficient remote management of multiple units across a campus.
- Hybrid Office Teams: Native support for the 21:9 aspect ratio makes it an ideal display solution for Microsoft Teams Rooms (MTR) Front Row layouts.
- Higher Education Institutions: High brightness and 4K clarity ensure that complex data and detailed diagrams are visible from the back of large lecture theaters.
- Large Venue Event Planners: 360-degree projection capability and H/V keystone correction allow for creative installations on floors, ceilings, or angled walls.
- Professional Simulators: The ultra-low 4.2ms input lag and 240Hz refresh rate support provide the fluid motion required for high-end simulation and training environments.
Detailed specifications:
- Resolution: 3840 x 2160 (4K UHD) with HDR/HLG support
- Brightness: 5500 ANSI Lumens (6000 Center Lumens)
- Light Source: 3rd Gen Laser Phosphor with 30,000-hour lifespan (Eco Mode)
- Optical Specs: 1.7x optical zoom, 1.2-2.04 throw ratio, and vertical lens shift (0% to -21%)
- Connectivity: Dual HDMI 2.0 (HDCP 2.3), RJ45 (LAN Control), RS232, and 15W x2 integrated speakers
- Physical: 4.85kg net weight with 337x280x132mm dimensions
Operating the LS901-4K is characterized by its installation versatility and immediate visual impact. The 1.7x optical zoom provides a wide range of throw distances, allowing users to replace older projectors without moving existing ceiling mounts. Image alignment is simplified through comprehensive H/V keystone and 4-corner adjustment tools. During use, the 0.65" DMD chip delivers deeper blacks and sharper details compared to smaller 0.47" chips, while the 4.2ms input lag ensures that interactive presentations or video feeds remain perfectly synchronized without perceptible delay.
Compared to traditional lamp-based 4K projectors, the LS901-4K offers a lower total cost of ownership due to its filter-free design and long-lasting laser engine. While many business projectors are limited to a 16:9 aspect ratio, the LS901-4K’s ability to toggle to 21:9 provides a wider field of view essential for modern collaborative software. Furthermore, its 5,500 ANSI Lumens rating places it above standard 3,000-4,000 lumen models, making it more effective in environments with significant natural light or overhead fluorescent lighting.
Q&A:
- How long does the laser light source last? The 3rd generation laser phosphor technology is rated for 20,000 hours in normal mode and up to 30,000 hours in SuperEco mode.
- Is this projector compatible with Microsoft Teams Rooms? Yes, it specifically supports the 21:9 aspect ratio, which is the preferred format for Microsoft Teams Rooms Front Row displays.
- Can the projector be mounted at an angle? Yes, it supports 360-degree tilt-angle projection and features horizontal and vertical keystone correction for off-center setups.
- Does it support 4K gaming or high-speed video? The LS901-4K features a 4.2ms ultra-fast input lag and supports refresh rates up to 240Hz, making it suitable for high-motion content.
- What are the connectivity options for remote management? The unit includes an RJ45 port for LAN control (compatible with Crestron, AMX, PJ Link, and Extron) and an RS232 port for serial command integration.
