Optoma ZK521ST-B 4K Laser Short Throw Projector – 5000 Lumens, DuraCore Laser, HDR – Brand-New

Product Overview

The Optoma ZK521ST-B 4K Laser Short Throw Golf Sim Projector delivers exceptional 4K UHD (3840 × 2160) resolution, 5000 lumens brightness, and DuraCore laser illumination designed specifically for immersive indoor golf simulation, business, and commercial environments. This unit is Brand-New, factory sealed in its original manufacturer packaging, has never been opened or used, and includes the full manufacturer's warranty.

Featuring a short-throw design with a 0.79:1 throw ratio, it projects massive images from short distances to eliminate shadowing. Powered by a 30,000-hour lamp-free DuraCore laser engine, it features a dedicated Golf Sim color mode for realistic course visuals, Smart Fit camera auto-alignment, and OMS management.

Key Highlights

• 4K UHD Visual Clarity: Projects up to 8.3 million pixels in 3840 × 2160 resolution using DLP technology for razor-sharp course details and readable text.
• Dedicated Golf Sim Mode: Enhances color tuning to produce vivid natural grass tones, bright blue skies, and deep course shadows.
• Short-Throw Optics: Featuring a 0.79:1 throw ratio, it fills large impact screens from short distances while keeping player shadows off the screen.
• 30,000-Hour DuraCore Laser: Lamp-free laser light source provides long-term, low-maintenance performance with instant on/off functionality.
• Smart Fit Alignment: Uses your smartphone camera via the Optoma Smart Control app to quickly adjust image alignment and four-corner keystone.
• Brand-New Quality: Factory sealed in original packaging, backed by Optoma's 3-year limited warranty.

Product Experience

The Optoma ZK521ST-B offers an intuitive and seamless setup process for both home enclosures and commercial golf bays. Its short-throw lens allows mounting closer to the screen, providing maximum clearance for golfers while maintaining a shadow-free projection area. With built-in 3D support and a high 300,000:1 contrast ratio, every visual environment renders with deep contrast and rich visual depth.

Daily operation is enhanced through smart networking and remote administration. Over-The-Air (OTA) firmware updates ensure security and features remain up to date, while Optoma Management Suite (OMS™) enables centralized 24/7 monitoring across local or cloud networks. Compact and light at just 6.61 lbs, it integrates effortlessly into wall or ceiling mounts.

Technical Specifications

Ideal For

• Golf Simulation Enclosures: Short-throw optics and dedicated Golf Sim color tuning deliver vivid, shadow-free fairway imaging.
• Corporate & Board Rooms: 5000 lumens brightness and 4K resolution render crisp financial charts and detailed business presentations.
• Higher Education & Classrooms: Low-maintenance 30,000-hour laser engine and network management reduce overall cost of ownership.
• Commercial AV Installations: Easy smartphone alignment and continuous 24/7 OMS monitoring streamline multi-display management.

What's Included

• Optoma ZK521ST-B 4K Laser Short Throw Golf Sim Projector
• AC Power Cord
• Remote Control
• 2 × AAA Batteries
• Quick Start User Manual

Frequently Asked Questions

Q: Why is a short-throw projector ideal for golf simulators?
A: The 0.79:1 short-throw lens allows the projector to be positioned closer to the impact screen, preventing the golfer from casting shadows on the screen while swinging.

Q: What is the benefit of the dedicated Golf Sim Mode?
A: It optimizes color balance to enhance green grass tones, blue skies, and course contrast for a realistic, true-to-life playing experience.

Q: How does Smart Fit auto-alignment work?
A: Using the Optoma Smart Control app on your smartphone, the camera detects the screen edges and automatically adjusts corner keystone and alignment.

Q: Does this projector require lamp replacements?
A: No. The Optoma DuraCore laser light source provides up to 30,000 hours of maintenance-free operation without lamp changes.

Shop with Confidence

This unit is Brand-New, factory sealed in its original manufacturer packaging, has never been opened or used, and includes the full manufacturer's warranty. Enjoy long-term reliability backed by Optoma's 3-Year Limited Warranty.