Content last revised on January 17, 2026
Tianma NL8048AC19-13 | Mission-Critical 7.5" NVIS-Compatible TFT Display
The Tianma NL8048AC19-13 is a specialized 7.5-inch WVGA a-Si TFT-LCD module engineered for applications where reliability and compatibility with night vision equipment are non-negotiable. Building on a legacy of robust industrial displays, this panel is specifically designed for integration into sophisticated avionics, military, and marine systems that demand flawless performance under challenging operational conditions. It is not merely a display; it is a critical human-machine interface component built for operational clarity and safety.
Core Technical Highlights
The NL8048AC19-13 distinguishes itself through a purpose-built feature set tailored for high-stakes environments:
- NVIS Class B Compatibility: Engineered with a specialized backlight filtering system to minimize near-infrared (NIR) emissions, ensuring seamless operation with Night Vision Goggles (NVGs) without causing bloom or interference.
- Extreme Temperature Range: With an operational envelope of -30°C to +80°C, this display maintains stability and performance in unpressurized cockpits, desert-bound ground vehicles, and exposed marine consoles.
- Industrial-Grade Reliability: Features a long-life LED backlight system rated for 70,000 hours, providing sustained performance and reducing the total cost of ownership through minimized maintenance cycles.
- Standardized LVDS Interface: Employs a single-channel LVDS interface, enabling straightforward integration with a wide range of embedded systems and display controllers while ensuring high signal integrity.
Technical Deep Dive: Engineering for Mission Success
Two key engineering decisions elevate the NL8048AC19-13 beyond standard industrial displays. Understanding these provides insight into its intended applications and inherent value.
First is its meticulous implementation of NVIS Class B compatibility. Standard LED backlights emit significant energy in the 800-1100 nm NIR spectrum, which is precisely where most night vision devices are most sensitive. The backlight in the NL8048AC19-13 integrates a filter that sharply cuts off this NIR energy, reducing its spectral radiance to a level that does not overwhelm NVG sensors. For an aircraft pilot or vehicle operator, this means the display provides crucial data without creating a blinding "bloom" effect in their goggles, maintaining full situational awareness during nighttime operations.
Second is the commitment to a true industrial-grade thermal design. The specified -30°C to +80°C operating range is not just a datasheet metric; it is a guarantee of functional integrity. This is achieved through careful material selection for the liquid crystal, polarizers, and internal electronics, ensuring the display avoids crystallization at low temperatures and degradation at high temperatures. This robust construction is essential for systems that experience rapid thermal cycling, a common challenge detailed in guides on designing displays for heavy machinery and aerospace.
Key Parameters Overview
The following table outlines the essential performance characteristics of the Tianma NL8048AC19-13, providing engineers with the data needed for system integration and design qualification.
| Parameter | Specification |
|---|---|
| Screen Size | 7.5 inch (19 cm) |
| Resolution | 800 (RGB) × 480 [WVGA] |
| Technology | a-Si TFT-LCD, Transmissive |
| Luminance | 230 cd/m² (Typ.) |
| Contrast Ratio | 600:1 (Typ.) |
| Viewing Angle | 80/80/80/60 (Typ.)(CR≥10) |
| Interface | LVDS (1 ch, 6/8-bit) |
| Operating Temperature | -30 ~ 80 °C |
| Storage Temperature | -30 ~ 80 °C |
| Backlight Lifetime | 70,000 hours (Typ.) |
For comprehensive electrical and mechanical specifications, please Download the Official Datasheet.
Application Scenarios & Value Proposition
The unique features of the NL8048AC19-13 make it the optimal choice for specific, demanding applications:
- Avionics & Aerospace: Ideal for multi-function displays (MFDs), flight management systems, and electronic flight bags in both fixed-wing and rotary aircraft. Its NVIS compatibility is critical for pilot safety during night missions.
- Military Ground Vehicles: Perfectly suited for command-and-control consoles, vehicle diagnostics, and targeting system interfaces in tanks and armored personnel carriers, where reliability in extreme temperatures and vibration is paramount.
- Specialized Marine Systems: A strong candidate for bridge navigation and sonar systems on patrol boats and specialized vessels that operate around the clock. The anti-glare surface treatment ensures readability in varied lighting conditions.
Frequently Asked Questions (FAQ)
1. How is NVIS compatibility in the NL8048AC19-13 different from simply dimming a standard display?
Standard dimming reduces the overall brightness across the entire light spectrum, including visible and infrared light. However, it does not change the ratio of visible light to IR light. NVIS compatibility involves spectrally filtering the backlight to specifically remove the unwanted near-infrared (NIR) wavelengths that interfere with NVGs, while still providing a clear, visible image to the naked eye. This is a fundamental design feature, not just a brightness control function.
2. Given its 7.5" size and WVGA resolution, is this display better suited for retrofitting or new designs?
The Tianma NL8048AC19-13 is an excellent candidate for both. Its unique 7.5-inch form factor makes it a direct drop-in replacement for many legacy systems, extending the operational life of existing platforms without costly redesigns. For new designs where NVIS is a primary requirement and space is constrained, it remains a highly viable and proven solution. For new projects with more flexible dimensions, a slightly larger panel like the 8.4-inch G084SN05 V9 could be considered for its more common form factor, though NVIS compatibility would need to be verified as a requirement.
3. What are the primary considerations when integrating an LVDS interface display like this one?
LVDS (Low-Voltage Differential Signaling) is a robust interface designed for high-speed data transmission with low electromagnetic interference (EMI). Key integration considerations include ensuring proper impedance matching (typically 100 ohms) in the connecting cable and PCB traces, keeping cable lengths as short as practical, and providing a clean power supply to the display controller. For a deeper understanding of the underlying technology, refer to our comprehensive guide to TFT LCDs. For specific integration challenges, it is always best to contact our technical team for support.
