ViewSonic LS711W WXGA short-throw laserový DLP projektor, 4200 ANSI lumenov

The ViewSonic LS711W stands out with its laser phosphor light source, delivering 4,200 ANSI lumens of brightness and a 3,000,000:1 contrast ratio for vivid, sharp images even in well-lit rooms. Its short-throw lens projects a large 100-inch image from just 1.1 meters away, making it ideal for classrooms and meeting rooms where space is limited and presenters need to avoid shadows.

Highlights

• Laser phosphor technology: up to 30,000 hours of maintenance-free operation in Eco Mode.
• WXGA (1280x800) native resolution with support for 1.07 billion colors for accurate, vibrant visuals.
• Short-throw ratio of 0.52:1 – big screen from a short distance, reducing glare and shadow interference.
• Horizontal and vertical keystone correction (±30°) plus 0.8x–2.0x digital zoom for flexible installation.
• Dual HDMI 2.0 inputs with HDCP 2.2 for seamless connection to modern digital sources.
• Built-in 10W speaker and RJ45 LAN port for network control and audio without external devices.

In daily use

In a classroom or boardroom, the LS711W delivers consistent, bright images without the hassle of lamp replacements. Its low input lag of 16ms makes it suitable for interactive presentations and even casual gaming. The projector operates quietly at just 28dB in Eco Mode, ensuring that the audience focuses on the content, not the equipment. The 10W built-in speaker provides clear audio for most small to medium rooms, eliminating the need for external speakers in many cases.

Full specifications

• Projection technology: DLP with laser phosphor light source
• Brightness: 4200 ANSI lumens
• Native resolution: WXGA (1280 x 800)
• Contrast ratio: 3,000,000:1 (SuperEco mode)
• Throw ratio: 0.52:1
• Keystone correction: Horizontal & Vertical ±30°
• Digital zoom: 0.8x – 2.0x
• Display size: 60" – 300" diagonal
• Light source life: up to 30,000 hours (Eco Mode)
• HDMI inputs: 2 (HDMI 2.0, HDCP 2.2)
• USB Type-A: 1 (reader/power)
• Built-in speaker: 10W
• Noise level: 28 dB (Eco Mode)
• Network: RJ45 LAN
• Power consumption: 260W (Normal)
• Color depth: 1.07 billion colors
• Input lag: 16ms (1080p@60Hz)

Final note

The ViewSonic LS711W is a reliable, high-brightness short-throw projector that combines laser longevity with flexible installation features, making it a smart choice for education and corporate environments.