How To Test The Performance Requirements Of The Pcap Capacitive Touch Sensor?

How To Test The Performance Requirements Of The Pcap Capacitive Touch Sensor?

Surface Hardness Of Pcap Capacitive Touch Sensor

1 Test method of pcap capacitive touch sensor

1) The pencil used for the test should be a Chinese brand pencil with the corresponding hardness

2) Apply 1000g weight on the pencil;

3) Carry out scoring on the test sample, the length of the scoring is not less than 250px, and the number of times is 20 times;

4) After the test, wipe with a solvent that does not work with the surface of the test sample to ensure that the surface of the test sample is clean;

2 Judgment criteria:

1) The surface of the test sample should be free of scratches, dents and other defects;

2) When the test sample is energized, the sample shows no abnormality;

Perspective Of Pcap Capacitive Touch Sensor

1 Test method

1) Place the test sample under the fluorescent lamp in the laboratory according to the assembled state of the whole machine;

2) Visual inspection of the distance from the test sample to 30CM;

3) Observe at a position within 60° of the center of the sample.

2 Judgment criteria

The display of the touch screen is normal within the viewing angle, and there is no undesirable phenomena such as ghosting, ghosting, and blurring of the display.

Sensitivity

1 Test method

1) Assemble the test sample to the whole machine, and use a Φ8.4mm capacitive pen to touch;

2) The continuous touch time interval is less than 1 second;

2 Judgment criteria

When continuously tapping the touch options on the display screen, there should be no display without jumping points and missing items.

Touch Accuracy

1 Test method

Use a capacitive pen to touch the specified touch point;

2 Judgment criteria

The position deviation of the touch point and the actual display point should be ≤2mm;

Touch Range

1 Test method

1) Assemble the test sample to the whole machine, and use a Φ8.4mm capacitive pen to touch;

2) Touch the four corners of the touch screen and all options in each edge area;

2 Judgment criteria

Touch all options within 2MM of the window edge to trigger

Touch Screen Resolution

1 Test method

Use Φ8.4㎜ capacitive pen for touch test;

2 Judgment criteria

When the touch screen is touched by a Φ8.4mm capacitive pen or finger, the display screen can sense and feedback.

Touch Life (only for soft screen)

The touch screen is touched 50,000 times with the life test of the whole machine.

Dingtouch PCAP Touch Screen Kit Manufacturer

In conclusion, Dingtouch as a professional touch screen manufacturer with more than 10 years touch screen experience.We have manycapacitive touch screen.Such as 5 inch touch screen,7 inch touch screen,10.1inch touch screen,15 inch touch screen,15.6 inch touch screen,17 inch touch screen,18.5 inch touch screen,19 inch touch screen,21.5 inch touch screen,32 inch touch screen, However, we also welcome to customize your own touch screen . Contact our team today to lean whatcapacitive touch screenare best for our retail business needs. Contact us NOW!sales@szdingtouch.com

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