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4.0 Inch Capacitive Touch Panel Optical Bonding - Premium 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 are the dimensions and resolution of this 4.0-inch display?
This display module features a 4.0-inch screen size with a sharp TFT resolution of 800*480 pixels. The Cover Glass (CG) outline measures 107.28*77.11 mm, and the viewing area is 87.00*52.44 mm.
What materials are used in the screen's structure?
The module is structured with a 1.1mm Soda-lime glass cover (with black ink), high-quality optical adhesive (OCA) layers, double ITO Films (top 0.05mm, bottom 0.125mm), and a 2.09mm liquid crystal display module (LCM).
What are the benefits of the "fully bonded black effect"?
The full bonding design integrates the layers seamlessly to present a unified black surface when the display is static. This enhances the product's aesthetic quality, provides a premium scientific and technological feel, and improves the overall visual experience.
Which touch IC and interface does this module support?
The module is equipped with the CHSC5448A IC type and communicates via a standard I2C interface, ensuring reliable and responsive touch control.
How many touch points and what response time does it offer?
This multi-touch capacitive screen supports up to 5 concurrent touch points and features a fast response time of less than or equal to 25 milliseconds (≤25 ms).