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4.0 Inch Capacitive Touch Panel Optical Bonding - High-Quality Display from China Suppliers and Factory
Product Drawing
Structure
| Part Name | Material | Thickness |
|---|---|---|
| Cover Glass | Soda-lime glass, black ink | 1.1mm |
| Top OCA | Black optical adhesive | 0.125mm |
| Top ITO Film | ITO,PET | 0.05mm |
| Bottom OCA | Optical adhesive | 0.05mm |
| Bottom ITO Film | ITO,PET | 0.125mm |
| CTP & LCM OCA | Optical adhesive | 0.2mm |
| LCM | Liquid crystal display module | 2.09mm |
Specification
| Item | Contents | Unit |
|---|---|---|
| Product Size | 4.0 | inch |
| CG Outline | 107.28*77.11 | mm |
| Sensor Outline | 91.30*59.07 | mm |
| View Area | 87.00*52.44 | mm |
| IC Type | CHSC5448A | - |
| Interface | I2C | - |
| TFT Resolution | 800*480 | - |
| Response | ≤25 | ms |
| Touch Point | 5 | - |
This product is fully bonded into one black effect, showing the static beauty of the display, making the surface of the product look more beautiful, more scientific and technological sense, improving the quality of the display product from the appearance, giving consumers a better experience.
Frequently Asked Questions
What is the screen size and resolution of this display module?
This display module features a 4.0-inch screen size with a high-definition TFT resolution of 800*480 pixels, providing crisp and clear visual performance.
What materials are used in the structure of the Cover Glass and sensor layers?
The cover glass is made of durable Soda-lime glass with black ink, and the sensor layers consist of high-quality ITO and PET films bonded with specialized optical adhesives (OCA).
What interface and driver IC does this touch screen use?
The module uses the CHSC5448A IC type and communicates via a standard I2C interface, ensuring reliable signal transmission and easy integration.
How many touch points are supported and what is the response time?
This multi-touch capacitive screen supports up to 5 simultaneous touch points with a rapid response time of ≤25 milliseconds for smooth interaction.
What are the benefits of the "one black effect" full bonding?
The full bonding structure creates a unified, sleek black aesthetic when the display is off. This enhances the visual appeal, gives it a modern scientific and technological look, and improves display quality for a better user experience.