Side-lit Large-Size Backlight Panel
Product Name: Side-Incident Large-Size Backlight Panel
Material: Light guide plate, diffuser film, reflective film, LED strip, aluminum profile
Size: Customizable
Thickness: 1.2mm and above (customizable)
Advantages: Large area light emission, excellent display effect
Energy-saving and stable, extremely low power loss
Robust structure, strong anti-interference
- Fast Delievery
- Quality Assurance
- 24/7 Customer Service
Product Introduction
Rina Technology Co., Ltd. is one of the leading manufacturers and suppliers of side-lit large-size backlight panel in China. Welcome to wholesale durable products in stock here and get quotation from our factory. All customized products are with high quality and low price.
Products Description
Introduction to Side-lit Large-Size Backlight Panels:
Side-lit large-size backlight panels are core components that mount light-emitting components (usually LED strips) on the side of the panel and guide the light through a precision optical system to provide a uniform planar light source for large-size display devices or lighting scenarios.
Their size is typically defined as having a diagonal length greater than 40 inches, and they are widely used in ultra-thin TVs, large commercial displays, industrial testing equipment, outdoor advertising screens, and other fields.
The LED light strips provide linear light sources, the light guide plates (mostly made of optical-grade acrylic or PC material) use internal microstructures to break total internal reflection of light, converting side light into surface light, the reflective films recover leaked light to improve utilization,
and the diffusion films and prism films further optimize light uniformity and front brightness, ultimately achieving a stable light emission effect over a large area, laying the design foundation for modern ultra-thin large-size display devices.
Advantages of Side-lit Large-Size Backlight Panels
- Extremely slim and lightweight, saving installation space:
This is its core advantage. Because the light source is concentrated on the side of the panel, there's no need to reserve space for LED lights and heat dissipation behind the panel. Compared to direct-lit products, the thickness can be significantly reduced, and the weight is lighter. This not only facilitates transportation and installation but also allows for various installation scenarios such as wall mounting and embedded installations. It is especially suitable for large, ultra-thin display devices with extremely thin requirements, such as wall-mounted large-size TVs and embedded commercial screens.
- Controllable cost and outstanding cost-effectiveness:
In large-size applications, the side-lit design eliminates the need for dense LED chips across the entire back of the panel. Only a few LED strips on the sides are required for full-panel illumination, significantly reducing the amount of LED chips used. This simplifies the overall structure and lowers raw material procurement and assembly costs. While maintaining basic lighting performance, it provides a more cost-effective option for large-size backlighting products, making it particularly suitable for bulk purchases in commercial settings and cost-effective consumer products.
- Lower power consumption and higher energy efficiency:
With fewer LED strips and improved light utilization through reflective films and light guide plates, power consumption is significantly reduced compared to direct-lit large-size backlight panels. Long-term use effectively saves on electricity costs, aligning with the industry trend of energy conservation and environmental protection. Furthermore, combined with LED driving technology and dimming algorithms, energy efficiency can be further improved, making it suitable for industrial equipment and commercial displays operating for extended periods.
- Excellent heat dissipation and strong stability:
The LED strips are concentrated on the sides, allowing heat to dissipate quickly through the panel frame. This avoids the localized overheating issues caused by dense light sources in direct-lit products, effectively extending the lifespan of the LED strips and the entire backlight panel. It reduces the probability of failure during long-term use and can adapt to the long-term stable operation requirements in complex environments such as industrial and outdoor settings. Low-temperature operation also prevents excessively rapid light intensity decay.
Instructions for Using a Side-lit Large-Size Backlight Panel
1. Preparation:
Confirm that the size and specifications of the Side-lit Large-Size Backlight Panel are completely compatible with the matching display panel or equipment. Inspect the panel's appearance (no scratches or damage), and ensure that the LED strips, light guide plate, diffuser film, and other components are complete and undamaged. Prepare installation tools (screwdriver, terminal blocks, voltage tester, ladder, etc.) and ensure the installation environment is dry and clean, avoiding dust and water contact with optical components to prevent affecting the light emission effect.
2. Installation:
According to the equipment requirements, securely fix the backlight panel within the equipment frame, ensuring a firm and secure installation (to prevent component displacement due to vibration during use). Handle with care during installation; do not touch the surface of the light guide plate and diffuser film with your hands to prevent fingerprints and scratches from affecting light transmission. If accidentally touched, gently wipe clean with a clean, lint-free cloth.
3. Wiring Operation:
Connect the LED strip terminals to the corresponding power supply of the device, ensuring correct positive and negative connections (avoid reverse connection to prevent burning out the LED strip). After wiring, use a voltage tester to check the circuit to confirm there are no short circuits or loose connections before proceeding to the next step. In industrial settings, proper insulation protection of the circuit is also necessary to prevent environmental factors from causing circuit failures.
4. Debugging and Calibration:
Connect the power supply and turn on the device. Adjust the backlight brightness and color temperature to ensure uniform illumination across the entire panel, without dark corners, light spots, halos, or other issues. If uneven brightness occurs, check if the LED strip installation position is offset or if the light guide plate is flat. If necessary, adjust the LED strip angle or re-fix the light guide plate. In industrial inspection scenarios, the backlight panel should also be placed opposite the camera, and the emission angle adjusted to adapt to the inspection requirements. Activating the trigger mode can extend the lifespan.
Applications of Side-entry Large-size Backlights
- Industrial Control Display Field:
Suitable for industrial control panels, CNC machine tool displays, and automation equipment monitoring screens, ensuring stable operation in high-temperature and dusty industrial production environments, providing clear display images for operators.
- Commercial Display Field:
Used in large advertising displays, outdoor screens, shopping mall guide screens, and exhibition displays. High brightness and uniform illumination ensure that advertising content and display information are clearly visible in bright light environments, attracting audience attention.
- Public Service Field:
Applied in traffic signs, airport/train station information displays, and hospital triage screens. Its long-term stable operation meets the need for continuous information display in public settings.
- Special Display Field:
Suitable for large-size in-vehicle displays, ship navigation displays, and military display equipment. Its high-temperature resistance and anti-interference characteristics meet the display requirements in special environments, ensuring the reliability of the display system.
RINA TECHNOLOGY
is a high-tech enterprise specializing in research, development, production ,sales of Optical LED products and provide the one step optical lighting solution for customers.Established in 2011, Hong Kong, after years of rapid development, Rina Tech has settled office and factory in Shenzhen,and has professional senior technicians and qualified managers,has a talented team for product research and designing.
Nowadays, we have laser cutting machines, printers, film cutting machines, injection molding equipments,high-standard assembly workshops, BM-7 clean machines and other advanced equipments.
Our factory daily output is more than 80000pcs. to cater for the market at home and abroad.With years of unremitting effort,RINA TECH has passed get the Registration Certificate ofCustoms Declaration Unit of the People's Republic of China , National Credit Cultivation Certificate and Get our own Brand already.
We has made many breakthroughs in researching and manufacturing and has
obtained lots of good reputation from oversea customers.
Now we has cooperated with and become strategic partner of some famous enterprises such as LG, Samsung, Lenovo etc."Living on Sincerity, following with Market, Advancing by Specialty" is our eternal philosophy,and the company motto is "Good at Production, Good for Society".
We look forward to cooperating with you to make the world better and future brighter!
FAQ
1. Q: What is the maximum custom size for a Side-lit Large-Size Backlight Panel?
A: Currently, the standard maximum size for a Side-lit Large-Size Backlight Panel is over 100 inches. Specific sizes can be customized to user needs. When customizing, note that larger sizes place higher demands on the light guide plate material and LED strip layout. It is recommended to choose an optical-grade PMMA light guide plate to ensure uniform light emission and avoid issues such as bright edges and a dark center. A four-sided LED strip layout can also optimize uniformity.
2. Q: Compared to a direct-lit large-size backlight panel, which provides more uniform light emission?
A: Generally, direct-lit large-size backlight panels have slightly better light emission uniformity than side-lit large-size backlight panels. However, if the light guide plate of a side-lit large-size backlight panel is of poor quality or the LED strip layout is unreasonable, edge halos and a slightly darker center may occur. But high-quality light guide plates (such as PMMA material) combined with optimized LED strip layouts (double-sided or quad-sided) can significantly improve light emission uniformity, meeting the needs of most consumer and commercial scenarios. Furthermore, its advantages of being thin, light, and low-cost are more prominent, making it suitable for scenarios sensitive to thickness and cost. Direct-lit panels are more suitable for scenarios pursuing ultimate image quality (such as high-end TVs and professional monitors).
3. Q: What is the approximate lifespan of the LED strips in a side-lit large-size backlight panel?
A: Under normal use and regular maintenance, the LED strip of the Side-lit Large-Size Backlight Panel has a lifespan of over 50,000 hours (approximately 17 years based on 8 hours of daily use). However, prolonged exposure to high temperatures and brightness, or frequent switching, will shorten the lifespan. It is recommended to adjust the brightness appropriately, ensure proper heat dissipation, and activate the trigger mode (for industrial applications) to further extend the lifespan.
4. Q: Will accidentally scratching the light guide plate during installation of the Side-lit Large-Size Backlight Panel affect its use?
A: Yes, it will. The light guide plate is the core optical component of the Side-lit Large-Size Backlight Panel. Scratches will disrupt the internal light propagation path, leading to localized dark spots and uneven light scattering, affecting the overall light emission effect. Minor scratches can be repaired with a special repair agent. Severe scratches require replacement of the light guide plate. It is recommended to handle the light guide plate with care during installation, avoiding contact with sharp objects, and protecting the surface with a lint-free cloth.
5. Q: Can the Side-lit Large-Size Backlight Panel be used in outdoor environments?
A: Yes, but you need to choose a customized outdoor-specific Side-lit Large-Size Backlight Panel. The outdoor version must be waterproof, dustproof, and UV-resistant. The LED strip and driver power supply must be sealed and protected, and the light guide plate must have an anti-UV coating to prevent yellowing due to aging. It also needs optimized heat dissipation design to adapt to high and low temperature outdoor environments and prevent rain and dust from causing short circuits or damage to optical components. The standard indoor version cannot be used directly outdoors.
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