P3.91 Holographic Screen Protector
Specification
| P3.91 Holographic Film Screen Technical Specifications | |
| LED Technical Specifications | |
| Product Model | 3.91 |
|---|---|
| Pixel pitch | 3.91X3.91mm |
| Pixel density | 65,536 points/㎡ |
| Pixel composition | One pure red tube, one pure green tube, one pure blue tube |
| Display thickness | 3-6mm |
| LED light tube | SMD 2020 Custom Integrated Lighting Driver Chip |
| Driver IC | Resume interrupted downloads; the failure of any single LED does not affect subsequent pixels; software-adjusted current allows for arbitrary cropping on a per-LED basis. |
| Module size | 800*250mm;1000*250mm,1200*250mm;1500*250mm |
| Power consumption | Average: 305W/㎡, Maximum: 1000W/㎡ |
| Screen weight | Less than 3.5 kg/m² |
| power supply | Yuan Chi |
| connector | copper material |
| Wires and cables | National standard multi-core wire, certified |
| PCB board | International Grade A Material |
| Screen transparency | ＞85% |
| Protection level | Better than IP45 |
| flatness | The gap between modules is less than 0.1mm. |
| Average lifespan | More than 100,000 usage hours |
| Out of control | Less than one ten-thousandth (when used continuously) |
| Power supply requirements | 220V±10%; AC50HZ, three-phase five-wire |
| Continuous working time | More than 72 hours |
| Warranty period | One year |
| Screen brightness | White balance brightness 1200-2500 cd/m2; |
| Optimal viewing distance | The image is clearly visible when viewed from a distance of 8m to 250m. |
| Light-emitting components | R, G, and B use original factory-packaged LED lights. |
| Brightness adjustment | Based on automatic and manual adjustment of ambient brightness, level 256 or higher. |
| Perspective | Horizontal 160, Vertical 140 |
| Gray levels | 8192 gray levels |
| White field color temperature | 5500K-9300K |
| Image Adjustment | White balance, contrast, visual effects, and tone adjustment. |
| Image processing | Image processing includes noise reduction, enhancement, motion compensation, and color coordinate transformation. |
| driving method | Constant current drive |
| Scanning method | static |
| ground leakage current | Less than 2 milliamps |
| Signal processing capability | Greater than 16 bits |
| Brightness uniformity | When the entire screen is at its brightest in monochrome mode, the ratio of the lowest pixel brightness to the highest pixel brightness is greater than 0.95. |
| Attenuation rate | Annual attenuation less than 5% |
| Contrast | 2000:01:00 |
| refresh rate | Greater than 1920Hz |
| Frame rate | greater than 60Hz |
| Video input | Compatible with PAL/NTSC TV signals, compatible with HDTV and SDTV |
| Software Interface | WINDOWS7、NT、XP、2000 |
| Display mode | 32-bit true color 1024x768 |
| Mean Time Between Failures (MTBF) | More than 10,000 hours |
| LED chip defect rate | Less than one in ten thousand, and exhibiting a discrete distribution. |
| control system | Nova/Carlette synchronous/asynchronous |
| Use a ring mirror | ◆Operating Environment: -10～+45 ℃ / 10～90 %RH ◆Storage Environment: -40～+65 ℃ / 10～90 %RH |
| Installation method | It can be mounted, suspended, or fixed, and supports cutting and bending to any size. |
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