LCD display is currently the most widely used human-computer interaction interface on the market, widely used in mobile phones, smart wearables, instruments, and smart TVs. It can be said that wherever display is needed, a certain model of LCD display may be used
The application range of LED display screens is very wide. In the commercial field, it can be used for advertising display and information dissemination in places such as shopping malls, hotels, and banks. In the public domain, it can be used for information dissemination and guidance in places such as traffic lights, public transportation vehicles, airports, stations, etc. In the entertainment industry, it can be used as a background wall and visual effect display in venues such as concerts, cinemas, and game halls.
LCD process capability:
1. Distance and accuracy from optical point to optical point: FD-FD ≤ 400 ± 0.07mm, FD-FD: 400~500 ± 0.070mm;
2. Gold finger width/spacing, accuracy, 0.15mm/0.1mm,+/-15%;
3. Smile curve: ± 0.2mm (max);
4. Plate bending and warping:<=0.5%
LED: Process capability:
1. Ink type: Green oil, black oil can achieve no color difference;
2. Surface treatment: OSP and lead-free tin spraying;
3. PAD to edge distance: No PIN positioning gong board, PAD to edge distance+/-0.075mm;
4. Back drilling depth tolerance:+/-0.1MM;
5. Plate thickness: 0.8-2.5mm;
6. Lamp bead thrust:>=4.5KG/cm ²
