Edge Lit Light Guide Plate
Product Name: wholesale Led Edge lit light guide plate /lgp acrylic sheet Light guide plate (LGP) is a transmission medium of light. It takes the brand-new optical grade PMMA as base material, adopts the most advanced 3D laser processing and engraving processing technology. LGP is a kind of...
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Product Introduction
Rina Technology Co., Ltd. is one of the leading manufacturers and suppliers of edge lit light guide plate 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
Product Name:
wholesale Led Edge lit light guide plate /lgp acrylic sheet
3D laser processing and engraving processing technology. LGP is a kind of high-tech product that
takes advantage of light effects, such as refraction,Light guide plate (LGP) is a transmission medium of light.
It takes the brand-new optical grade PMMA as base material, adopts the most advanced reflection and diffuse reflection,
formed by side light source between lines or dots and turns spot light source
or line light source into plane light source.
Feature of our LED light guide plate
- one side reflective film, one side diffuser plate
- Material: Optic grade Acrylic sheet from Mitsubishi Rayon, Lucite.
- Longer lifetime : >50,000 hours.
- Certificate: CE, RoHS.
- Dimensions: 600 x 600 mm 3/4/5/6/8 mm, customized size are welcome.
- Process: Cutting, Polishing, Laser engraving, Quality control.
- Light efficiency: >= 85%, Precision: +-0.01 mm
Manufacturing equipment
1. Injection Molding Machine
High-precision molding: Repeatability ±0.01mm, ensuring uniform thickness of the light guide plate.
Fast cycle: Adopt electric or hydraulic servo system to shorten molding cycle (up to 10-15 seconds/piece).
Temperature control system: Precision control of mold temperature (±0.5℃) to avoid material shrinkage and deformation.
Applicable materials: PMMA (acrylic), PC (polycarbonate) and other optical grade plastics.
2. Laser Engraving Machine
Performance characteristics:
Micron-level processing: Laser spot diameter 10-50μm, used to process microstructures on the surface of light guide plates (such as V-cut, dots).
Non-contact processing: Avoid mechanical stress and maintain the optical properties of materials.
Dynamic focusing: Adapt to light guide plates of different thicknesses (0.3-3mm).
Automation control: Programming through CAD/CAM software supports complex dot pattern design.
3. Hot Embossing Machine
Performance and characteristics:
Nano-imprinting technology: transfer the microstructure mold to the surface of the light guide plate through high temperature and high pressure.
Uniform pressure control: pressure range 5-20MPa, temperature control 150-250℃.
High production efficiency: suitable for mass production, yield rate ≥95%.
LGP(light guide plate Application)
1. Main application areas
1. Consumer electronics
Product examples:
LCD TV/monitor: ultra-thin TV (such as OLED/LCD TV backlight module), gaming monitor.
Tablet/mobile phone: side-entry backlight for LCD screen (such as iPad, some Android models).
Laptop: thin and light keyboard backlight (such as MacBook's uniform light design).
Technical requirements:
Thickness ≤ 0.5mm, brightness uniformity ≥ 85%.
High light efficiency (light guide efficiency ≥ 90%), low power consumption (with LED light source).
2. Car display
Product examples:
Central control screen, instrument panel, HUD (head-up display), atmosphere light (such as Tesla and BMW's curved light guide design).
Technical requirements:
High temperature resistance (-40℃~105℃), vibration resistance.
High brightness (≥1000nit) to adapt to strong light environment.
3. Industrial and medical equipment
Product examples:
Industrial control panel, medical endoscope display, surgical light auxiliary lighting.
Technical requirements:
Dustproof and waterproof (above IP65), long life (≥50,000 hours).
4. Lighting products
Product examples:
Ultra-thin advertising light boxes, LED panel lights (such as Philips commercial lighting), smart home atmosphere lights (such as Yeelight color light strips).
Technical requirements:
No flicker, high color rendering index (CRI≥90).
Company Introduction
RINA TECH-The Production Capacity of Optical LED Guide Plates from China Mainland
Introduction
Optical LED guide plates have become an essential component in the production of LED lights. As a result, China Mainland has become a major player in the production of these plates, supplying them to various parts of the world. In this blog post, we will discuss the production capacity of optical LED guide plates from China Mainland and how it affects the LED industry.
The Production Capacity of Optical LED Guide Plates
China Mainland has a vast production capacity of optical LED guide plates due to the availability of resources and skilled workforce. The production capacity of optical LED guide plates from China Mainland is estimated to be over 20 million pieces per month. This large production capacity allows for efficient production and supply to meet the growing demand for LED lights. Furthermore, China Mainland is home to some of the largest manufacturers of optical LED guide plates, including Refond Optoelectronics, Foshan Nationstar Optoelectronics, and Kingsun Optoelectronics.
Impact on LED Industry
The large production capacity of optical LED guide plates from China Mainland has had a significant impact on the LED industry. Firstly, it has led to increased competition, resulting in lower prices for consumers. Secondly, it has allowed LED manufacturers to source high-quality optical LED guide plates at a lower cost, resulting in more affordable LED lights. Lastly, the production capacity has enabled China Mainland to become a major supplier of optical LED guide plates to the global market, further strengthening its position in the LED industry.
Quality Control Measures
To maintain their position in the global market, manufacturers of optical LED guide plates from China Mainland have implemented quality control measures. These include the use of advanced testing equipment, strict quality control procedures, and continuous employee training. Additionally, manufacturers have obtained various quality certifications, such as ISO 9001, to ensure their products meet international quality standards.
Conclusion
China Mainland's production capacity of optical LED guide plates is a significant contributor to the LED industry. The vast production capacity has resulted in increased competition, lower prices for consumers, and improved affordability of LED lights. Furthermore, the implementation of quality control measures has ensured that the products meet international quality standards, further strengthening China Mainland's position as a major player in the LED industry.
The Future of Optical LED Guide Plates Industry in China Mainland
The optical LED guide plates industry in China Mainland is expected to continue growing in the coming years. According to a report by MarketsandMarkets, the global LED lighting market is projected to grow at a CAGR of 13.4% from 2020 to 2025. This growth is driven by the increasing demand for energy-efficient lighting solutions and the rising awareness of the benefits of LED lighting.
As a major supplier of optical LED guide plates, China Mainland is well-positioned to benefit from this growth. The country's large production capacity and competitive pricing have made it an attractive destination for LED manufacturers worldwide. Additionally, the Chinese government has made significant investments in the LED industry to promote its growth, which further strengthens China Mainland's position in the market.
However, there are challenges that the industry will face. One of the main challenges is the increasing competition from other countries such as Taiwan, South Korea, and Japan, which are also major producers of optical LED guide plates. To remain competitive, China Mainland needs to continue investing in research and development to ensure that its products remain of high quality and innovative.
Another challenge is the need to address environmental concerns. The production of optical LED guide plates requires significant resources, including energy and raw materials. To address these concerns, manufacturers need to adopt sustainable practices and reduce their carbon footprint.
In conclusion, the production capacity of optical LED guide plates from China Mainland has had a significant impact on the LED industry. It has led to increased competition, lower prices for consumers, and improved affordability of LED lights. With the growing demand for LED lighting solutions, the industry is expected to continue to grow in the coming years. However, the industry needs to address the challenges it faces to maintain its position in the global market. By investing in research and development and adopting sustainable practices, China Mainland can continue to be a major player in the optical LED guide plates industry.
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FAQ
1. What is an edge-lit light guide plate?
Answer: An edge-lit light guide plate (Edge-Lit LGP) is an optical component, usually made of PMMA or PC material, which diffuses light evenly to the entire panel through the LED light source on the side. It is used in scenes such as LCD backlight, advertising light boxes, and lighting.
2. What is the difference between an edge-lit light guide plate and a direct-lit light guide plate?
Answer:
Edge-lit light guide plate: The LED light source is at the edge, and the light guide plate is ultra-thin (0.2-3mm), which is suitable for thin and light devices (such as TVs and mobile phones).
Direct-lit light guide plate: The LED light source is directly below the panel, which is brighter but thicker, and is often used in high-end monitors or large-size TVs.
3. What are the dots on the light guide plate used for?
Answer: The dots (microstructures) are made by laser engraving or printing processes to scatter light and ensure uniform light distribution. The dot size and density affect the brightness and uniformity.
4. What materials can be used for light guide plates?
Answer:
PMMA (acrylic): high light transmittance (≥92%), low cost, but poor heat resistance.
PC (polycarbonate): strong impact resistance, high temperature resistance, but slightly lower light transmittance (about 88%).
5. What is the most critical equipment in light guide plate production?
Answer:
Injection molding machine (high-precision molding)
Laser engraving machine (dot processing)
Optical detector (quality control)
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