Our LED direct-lit backlight units are engineered to deliver superior brightness, contrast, and uniformity for large-scale displays, combining advanced zone dimming technology with robust thermal management. Designed for high-end TVs, commercial signage, and industrial monitors, these backlights feature densely packed LED arrays and precision optical components to achieve stunning visuals, energy efficiency, and long-term reliability—even in 24/7 operation scenarios.
Key Features & Technical Specifications
1. Core Components
Light Guide Plate (LGP): Optimizes light diffusion from direct-lit LEDs using etched or printed micro-dot patterns.
Materials: High-transmittance PMMA or polycarbonate.
Thickness: 3.0mm–10.0mm (scalable for screen size).
Diffuser Film: Eliminates hotspots and ensures uniform brightness across large panels.
Options: Multi-layer hybrid films for enhanced diffusion.
Brightness Enhancement Film (BEF): Amplifies frontal luminance by 1.5x–2x with prismatic structures.
Gain: 1.5–2.0 (customizable per application).
Reflector Sheet: Maximizes light efficiency with >97% reflectivity (aluminum or silver-coated PET).
Structural Components:
Backplates: Aluminum alloy (excellent heat dissipation) or reinforced plastic (lightweight).
Frames: Modular metal/plastic bezels for easy integration.
LED Arrays: High-density SMD LEDs (2835, 3014) with flexible zone layouts.
2. Technical Highlights
Light Source Options:
Standard Displays: White LEDs with 500–1,500 cd/m² brightness.
Professional Grade: RGB LEDs or MiniLEDs for 90%+ DCI-P3 color gamut and HDR compatibility.
Zone Control: Local dimming technology (up to 1,000+ zones) for deep blacks and dynamic contrast (1,000,000:1).
Power Efficiency: 24V–48V DC input, adaptive power management for energy savings.
Uniformity: >90% brightness uniformity (critical for large panels).
Lifetime: 50,000+ hours (low thermal resistance design).
Operating Temperature: -30°C to 85°C (industrial durability).
Thickness: 8mm–25mm (balanced for brightness and slim profiles).
Ideal Applications
Commercial Signage: Shopping mall video walls, airport information boards.
High-End TVs: 4K/8K Ultra HD TVs, home theater displays.
Industrial Monitors: Factory control panels, medical imaging systems.
Broadcast & Control Rooms: Mission-critical dashboards and live production screens.
Gaming & Esports: High-refresh-rate monitors with HDR support.
Why Choose Us?
Custom Zone Designs: Tailor LED density, dimming zones, and optical stacks for peak performance.
Fast Prototyping: Fast-track prototyping with "Priority Delivery" (subject to design complexity).
Scalable Production: 4–6 weeks (scalable for high-volume orders).
Lifelong Support: Dedicated technical assistance for thermal design, driver compatibility, and firmware updates.