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480*800 4in Capacitive Optical Bonding Touch Screen With LCD

Price : negotiable Packaging Details : carton
Delivery Time : 5-8 days Payment Terms : L/C, T/T, Western Union
Supply Ability : 50000~100000 pieces/Month
Place of Origin: Suzhou, Jiangsu, China Brand Name: Master Touch
Model Number: MST-TPM-4-TFT

Detail Information

LCD Size: 3.97 Inch Resolution: 480 RGB*800 Dots
Outline Dimension: 94.1*55.64mm TP Thickness: 2.4mm
Touch IC: CYTMA448-70BUI58AE Touch Points: 5
Transparency: 85±10% Viewing Direction: All
High Light:

Capacitive Optical Bonding Touch Screen


4in Optical Bonding Touch Screen


480*800 Capacitive Touch Screen

Product Description


Master Touch 4 Inch Capacitive Optical Bonding Touch Screen with LCD


1. Product Description


Master Touch 4 inch capacitive Optical Bonding Touch Screen is the lamination of touch panel and the LCD Module through optical bonding technology with OCA or LOCA (Whether OCA or LOCA is chosen depends of the application of the product or the LCD used.) that fills air gaps between components in LCD displays and the touch panel, improving brightness, contrast and enhancing shock resistance, stress mitigation, also reducing the parallax. In this way, the display and the touch screen are completely glued together without gaps, which isolates dust and water vapor to keep the screen clean.


2. Genaral Specification


2.1 LCD


Size 3.97 inch
Resolution 480 RGB*800 dots
Outline Dimension 94.1*55.64
Active Area -
Viewing Direction ALL
Operating frequency 60Hz
Driving Voltage 3.3V (Typ.)
TFT Thickness 2.2mm 


2.2 Touch Panel


Outline Dimension 120*57.62 mm
View Area 85.4*50.84(4 inch) mm
TP thickness 2.4 mm
Total 4.8 mm
Touch IC CYTMA448-70BUI58AE --
Number of touchpoint 5 points
Number of button -- -

Interface information driven plate

The active information -- --
The type of Bonding with LCD Optical bonding  
Operation Temperature -20℃~70℃


(cannot exceed 6 months)

Temperature: 23±3℃ (Before installation)


Temperature: -30~80℃(After installation)
2.3 Optical Spec.


Transparency 85±10%


2.4 Electrical Spec.


ESD Touch Side (Touch) 4kv
ESD Touch Side (Air) 8kv


3. Reliability


High Temperature Operation

70ºC, 48hrs --
Low Temperature Operation -20 ºC, 48hrs Non-condensing

Operating Temperature/ Humidity

60ºC/90%RH, 500hrs Non-condensing
Thermal Shock

-30 ~ 80℃, 60 mins/cycle, total

48 cycles



4. Drawing


480*800 4in Capacitive Optical Bonding Touch Screen With LCD 0


5. Notice


Due to the system of capacitive touch screen is made of glass, Please do not strong impact, The impact,Or Fall from height;

Please do not stack up TPs. Don’t load on TP;

Please do not put the capacitive touch screen itself or FPC direct contact with metal material;

When assembling, please do not bend or strength to pull FPC, Avoid to cause the injured;

When assembling, please do not touch ink face of back of TP, Avoid to scratches;

When assembling, please do not contact the visual area, if have dirty in VA, Recommend the use of anhydrous ethanol to clean;

Operation of the capacitive touch screen, Use finger or conductive touch pen, please; must avoid high voltage and static electricity.


6. Details


480*800 4in Capacitive Optical Bonding Touch Screen With LCD 1


7. FAQ

480*800 4in Capacitive Optical Bonding Touch Screen With LCD 2

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