Table of Contents

1. Introduction
2. Key Features of a 21.5-inch LCD Touch Screen Monitor
3. Technical Specifications
4. Applications and Use Cases
5. Hangzhou Grahowlet Company Solutions
6. Conclusion
7. References

Introduction

A 21.5-inch LCD touch screen monitor is a widely used display device known for its size, touch capability, and versatility across various applications. This type of monitor combines liquid crystal display (LCD) technology with touch screen functionality, making it suitable for both personal and professional use.

Key Features of a 21.5-inch LCD Touch Screen Monitor

The 21.5-inch LCD touch screen monitor offers several features that make it an attractive choice for users:

• Display Size: The 21.5-inch screen provides ample viewing area, making it ideal for both individual use and collaborative environments.
• Resolution: Typically, these monitors offer Full HD (1920x1080) resolution, ensuring crisp and clear image quality.
• Touch Technology: These monitors may use either capacitive or resistive touch technology, with capacitive being preferred for its accuracy and responsiveness.
• Brightness and Contrast: With brightness levels of around 250-300 cd/m² and a contrast ratio of 1000:1, they deliver vivid images with excellent clarity.
• Connectivity: Common input options include HDMI, VGA, and USB ports, allowing for diverse connectivity options.

Technical Specifications

Here are some technical parameters and numerical analysis for a typical 21.5-inch LCD touch screen monitor:

• Panel Type: IPS technology provides wide viewing angles up to 178°.
• Response Time: A typical response time of 5ms ensures smooth motion display.
• Color Support: 16.7 million colors for vibrant display output.
• Power Consumption: Up to 25 watts under typical operation, contributing to energy efficiency.
• Dimensions: Approximately 518 x 313 mm (W x H), with a weight around 3.5 kg.

Applications and Use Cases

21.5-inch LCD touch screen monitors are used in a variety of settings, including:

• Commercial Displays: Retail environments and digital signage use these monitors for interactive customer interfaces.
• Healthcare: Employed in medical diagnostics and patient interaction systems for their reliability and precision.
• Education: Useful in interactive learning applications and digital classrooms.
• Industrial Controls: Adopted in factory automation and control systems where touch interaction is necessary.

Hangzhou Grahowlet Company Solutions

Hangzhou Grahowlet specializes in providing high-quality touch screen solutions, including the 21.5-inch LCD touch screen monitors. The company offers:

• Customization: Tailored touch screen solutions to meet specific client needs in various industries.
• Innovation: Advanced technology integration ensuring durability and high performance.
• Support: Comprehensive service and support for installation, maintenance, and troubleshooting.

Conclusion

The 21.5-inch LCD touch screen monitor is a versatile and efficient display solution suitable for diverse applications. With its combination of advanced technology and robust design, it meets the demands of modern users across different sectors. Hangzhou Grahowlet offers expert solutions to maximize the potential of these monitors in various industries.

References

• Smith, J. (2020). Understanding LCD Technologies. TechPress.
• Display Monitor Association. (2021). Monitor Specifications and Standards. Available at: www.displaymonitor.org
• Grahowlet, H. (2023). Company Product Catalog. Hangzhou Grahowlet Official Website.