• 21.5 inch open frame touch monitor
  • types of touch panel
  • module tft lcd
  • 21.5 inch open frame touch monitor
  • types of touch panel
  • module tft lcd

USB Touch Screen Monitor 21.5 Inch | High Brightness

This 21.5-inch USB touch screen monitor adopts high-brightness LCD, which is mainly designed for outdoor application scenarios to solve the pain point of unclear screen visibility under strong sunlight and enhance user experience.
MOQ
1PCS
Resolution Ratio
1920×1080
Angle of View
89/89/89/89 (L/R/U/D)
Color
16.7M
Brightness(Standard value)
1500cd/㎡
Contrast Ratio
1000:1
Type of touch screen
Capacitive touch screen
  • 21.5 inch open frame touch monitor
  • types of touch panel
  • module tft lcd

Description

To solve the problem of severe reflection and poor visual experience of outdoor touch screens, we adopt AG anti-glare + AF anti-fingerprint composite coating technology on the screen surface. It effectively reduces strong light reflection, eliminates dazzling glare, delivers clear and delicate display effect even under direct sunlight, and greatly improves outdoor viewing visibility and visual comfort.

How to Improve the Image Clarity of USB Touch Screen Monitor 21.5 Inch in Outdoor Applications?
1.To solve the problems of severe reflection, whitish and blurry display on ordinary brightness screens, which are almost unreadable under strong light, we adopt 1500-nit outdoor high-brightness LCD screens. They deliver vivid colors and clear text even under direct strong sunlight.

2.To address the issues of severe reflection and poor viewing experience on outdoor screens in buildings, road intersections and scenic spots caused by ordinary glass without anti-glare treatment, we adopt a composite coating of AG anti-glare + AF anti-fingerprint. It effectively diffuses mirror reflection and eliminates harsh glare, resolving screen whitening and blurriness. Meanwhile, it provides anti-fingerprint and oil-repellent performance, and improves surface scratch and wear resistance.

3.To solve the problems of internal fogging and condensation on outdoor screens caused by large temperature differences between morning and evening as well as the rainy season, which leads to blurred visibility, we adopt an all-round waterproof sealing rubber ring plus dispensing potting structure design. It blocks moisture from seeping in through gaps and completely prevents water vapor from entering the inner layer.

How to Improve Touch Accuracy of USB Touch Screen Monitor 21.5 Inch in Outdoor Applications?
1.To solve the problems of touch failure and no response when tapping with labor protection gloves, cold-proof gloves, or wet hands in rainy conditions, we adopt high-sensitivity industrial touch ICs for the touch control chip. Meanwhile, the glove touch mode is enabled to support direct touch operation with thin labor protection gloves and knitted cold-proof gloves.
2.Optimize the touch sensing algorithm and enhance signal penetration capability, supporting stable touch without misoperation or failure under wet hands and condensed dew working conditions.

3.Thicken the tempered glass cover to realize touch impedance matching, optimize sensing penetration depth, and adapt to the insulating layer of heavy-duty gloves.

4.Apply AF anti-hydrophobic coating on the surface to prevent water droplets from spreading and connecting into sheets, avoiding touch drifting and failure caused by conductive water films formed by wet hands.

How to Improve the Environmental Adaptability of USB Touch Screeb Monitor 21.5 Inch for Outdoor Applications
1.Adopt UV-resistant and anti-aging optical cover glass with a built-in ultraviolet barrier layer to filter short-wave UV rays, fundamentally preventing the LCD and polarizer from yellowing and color deviation caused by long-term sun exposure.

2.Adopt industrial-grade UV-resistant backlight modules to replace ordinary civilian-grade materials, ensuring no yellowing, no color fading and no brightness attenuation under long-term sun exposure.

3.The frame housing adopts weather-resistant and UV-stabilized ABS engineering plastic with added UV inhibitors, delivering excellent performance of no fading, no chalking and no cracking.

FAQ
1.Can this touch monitor be used stably outdoors for a long time?
Yes. It uses a UV-resistant optical cover and industrial-grade UV-resistant backlight, which can effectively block ultraviolet rays, prevent the LCD and polarizer from yellowing or color shifting, and maintain stable brightness and color for long-term outdoor use.

2.Will the touch function fail when operating with labor gloves or cold-proof gloves?
No. The monitor is equipped with high-sensitivity industrial touch IC and optimized glove touch mode. With improved signal penetration and impedance matching, it supports stable operation with thin labor gloves, knitted cold-proof gloves and other insulating gloves without failure.

3.Does the touch screen drift or malfunction in rainy or humid conditions?
It won’t. The surface is coated with an AF anti-hydrophobic coating, so water droplets do not spread or form a conductive water film. The optimized touch algorithm ensures accurate response and no misoperation under wet hands or condensation conditions.

4.Will the housing fade, crack or become brittle after long-term outdoor exposure?
No. The outer frame is made of weather-resistant, UV-resistant ABS engineering plastic with added UV inhibitors, which is highly durable and remains stable without fading, chalking or cracking even under long-term sun and weather exposure.

5.What is the overall environmental adaptability of this monitor for outdoor scenarios?
This monitor is specially designed for harsh outdoor environments. It integrates wide-temperature components, IP-class protection, anti-UV structure, waterproof touch and anti-interference design, providing stable and reliable performance under sunlight, rain, dust, extreme temperatures and complex electromagnetic conditions.

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