Samsung LTM170EX-L21 | Industrial SXGA Display with Superior Viewing Angle Consistency
The Samsung LTM170EX-L21 is a 17.0-inch a-Si TFT-LCD panel engineered for applications where visual clarity and color fidelity from any angle are non-negotiable. With its classic SXGA (1280x1024) resolution, this display serves as a robust solution for industrial automation, medical diagnostics, and high-end kiosk systems. The LTM170EX-L21 is not just another screen; it is a component designed for long-term reliability and seamless integration into demanding operational environments.
Technical Deep Dive: The Engineering Behind the Image
- S-PVA Technology for Symmetrical Viewing: The core strength of the Samsung LTM170EX-L21 lies in its Super Patterned Vertical Alignment (S-PVA) liquid crystal technology. Unlike standard TN panels that suffer from significant color and contrast shifts when viewed off-axis, this panel delivers an impressive typical viewing angle of 80/80/80/80 (L/R/U/D). For the system designer, this translates to a user interface that maintains its integrity whether the operator is standing, sitting, or viewing the screen from the side—critical for collaborative medical analysis or busy industrial control rooms. This ensures wide viewing angle LCD performance without compromising diagnostic or operational accuracy.
- Proven CCFL Backlight with Stable Performance: While LED backlights are common today, the LTM170EX-L21 utilizes a mature 4-piece CCFL backlight system. This choice provides two key advantages for specific industrial applications: proven long-term reliability with a 50,000-hour lifetime and a stable, well-understood spectral output. This makes the panel an ideal drop-in replacement for legacy systems, avoiding costly redesigns of driver electronics and enclosures. The consistency of the LCD backlight system is paramount in color-critical applications.
Multi-Dimensional Application Value
The technical specifications of the LTM170EX-L21 deliver tangible benefits across several demanding sectors:
- Medical Imaging & Diagnostics: The combination of SXGA resolution and exceptional off-axis viewing performance is crucial for primary diagnostic displays. Clinicians can review images and data from various positions without risking misinterpretation due to color inversion or contrast degradation.
- Industrial Automation & HMI: On a factory floor, operators interact with Human-Machine Interfaces (HMIs) from a distance and at sharp angles. The LTM170EX-L21's antiglare surface and robust viewing characteristics ensure that critical machine data, alerts, and controls remain perfectly legible, reducing errors and improving operator efficiency.
- ATM & Public Information Kiosks: For public-facing terminals, readability is key. The 600:1 contrast ratio and wide viewing cone ensure that users of different heights can clearly see transaction details, while the hard-coated (3H) surface provides durability against public use.
Key Technical Parameters for the LTM170EX-L21
| Parameter | Value |
|---|---|
| Screen Size | 17.0 inch |
| Resolution | 1280(RGB)×1024 [SXGA] |
| Viewing Angle | 80/80/80/80 (Typ.)(CR≥10) |
| Brightness | 250 cd/m² (Typ.) |
| Contrast Ratio | 600:1 (Typ.) |
| Interface Type | LVDS (2 ch, 8-bit) |
| Backlight | CCFL, 50,000 hours |
| Operating Temperature | 0 ~ 50 °C |
For a complete list of specifications, you can access the LTM170EX-L21 Datasheet.
Selection & Integration Advice
When comparing the Samsung LTM170EX-L21 to newer, LED-backlit IPS panels, the key consideration is the application's lifecycle. While a modern panel may offer lower power consumption, the LTM170EX-L21 provides a direct, form-fit-function replacement for a vast installed base of industrial and medical equipment that uses CCFL drivers and the standard LVDS interface. Choosing this panel can eliminate the need for extensive re-engineering and re-certification, saving significant time and cost. For new designs that prioritize stability and proven component performance over cutting-edge power figures, it remains a formidable choice.
If your system requires exceptional visual performance without the risk of integration headaches, the LTM170EX-L21 warrants strong consideration. Contact our technical specialists to discuss your project needs or explore our complete catalog of industrial LCD modules.
