Automotive Door Light Guide Plate
Product Name: Automotive Door Light Guide Plate
Thickness: 0.8–3.0 mm (customizable)
Dimensions: Custom sizes based on car door structure
Material Composition: Optical-grade PMMA / PC, reflective film, diffusion layer
Advantages: Even light output, wide temperature resistance, easy installation, stable performance
- Fast Delievery
- Quality Assurance
- 24/7 Customer Service
Product Introduction
Rina Technology Co., Ltd. is one of the leading manufacturers and suppliers of automotive door 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
1. Introduction of Automotive Door Light Guide Plate
The Automotive Door Light Guide Plate is a core optical component specially customized for automobile door interior lighting systems, belonging to a subdivision of automotive precision optical accessories. It is mainly fabricated from high-transmittance optical-grade materials such as PMMA and PC, adapting to the complex working environment of vehicle vibration, temperature change and voltage fluctuation. Different from ordinary civilian light guide plates, the Automotive Door Light Guide Plate adopts professional optical microstructure design, which can convert point and linear light sources emitted by door LED lamp beads into uniform and soft surface light source. Installed inside automotive door panels, door sills and door trim areas, it is a key part of automotive ambient lighting and door functional lighting. With the upgrading of automotive interior intelligence and humanized configuration, the Automotive Door Light Guide Plate has gradually evolved from a single auxiliary lighting part into an integrated component integrating safety prompting, interior beautification and brand personalized display, and is widely used in passenger cars, commercial vehicles and other mainstream vehicle models.
2. Core Functions of Automotive Door Light Guide Plate
Uniform Light Output and Auxiliary Lighting Function:
The core optical advantage of the Automotive Door Light Guide Plate is to optimize light propagation paths through internal micro-prism and scattering structures. It effectively solves the problems of local glare, dark areas and uneven brightness of traditional LED point light sources, realizing full-area uniform light emission of door lighting. It provides soft auxiliary lighting for passengers to get on and off the vehicle at night or in dim environments, facilitating passengers to observe door edge positions, ground road conditions and surrounding obstacles, and improving the convenience of getting on and off the vehicle.
Driving Safety Prompt Function:When the car door is opened, the Automotive Door Light Guide Plate synchronously lights up, forming a continuous and obvious light warning area at the door outline. It can effectively remind passing pedestrians, non-motor vehicles and motor vehicles of the door opening state, avoid scratch and collision accidents caused by blind spots, and greatly improve the safety of vehicle door opening operation in night driving and parking scenarios.
Interior Atmosphere and Personalized Decoration Function:As an important carrier of automotive interior ambient lighting, the Automotive Door Light Guide Plate supports customized light colors and steady/breathing light effects. It can coordinate with the overall interior style of the car to create a high-end and delicate driving atmosphere. Many car brands also realize personalized light effect display through customized light guide plate patterns, highlighting the model's positioning and brand characteristics.
Component Protection and Durable Lighting Function:
The Automotive Door Light Guide Plate has high weather resistance and wear resistance, which can isolate LED light sources and internal circuit structures from external dust, moisture and mechanical friction. It protects the door lighting circuit components from damage, reduces the failure rate of door lighting systems, and ensures long-term stable lighting effect in various complex vehicle usage environments.
3. Structural Composition of Automotive Door Light Guide Plate
Optical Light Guide Main Body: It is the main structural part of the Automotive Door Light Guide Plate, made of high-purity optical-grade PMMA or PC material. According to the radian and space of different car door panels, it is made into flat, curved or special-shaped structures. The interior is engraved with precision micro-optical structures such as scattering points and micro-prisms by laser etching or injection molding process, which is the core medium for realizing light transmission, refraction and uniform light output.
Reflective Layer Structure: The bottom and non-light-emitting side of the Automotive Door Light Guide Plate are covered with high-efficiency reflective film or reflective ink coating. This structure can reflect the light propagating inside the light guide plate that is about to leak out, reduce light loss, improve light energy utilization rate, and avoid local dark light and shadow on the light-emitting surface, ensuring the overall brightness consistency of the door light.
Diffusion Surface Structure: The outer light-emitting surface of the Automotive Door Light Guide Plate adopts a fine frosted or micro-diffusion structure. It can further soften the outgoing light, eliminate LED light source ghost images and bright spots, make the door lighting light more uniform and delicate, avoid dazzling problems caused by direct light, and improve passenger visual comfort.
Fixed and Sealing Auxiliary Structure: The edge of the Automotive Door Light Guide Plate is reserved with buckle positioning holes, adhesive fixing areas and sealing grooves matching the door panel. The matching waterproof and dustproof sealing accessories are configured according to the vehicle standard, which is convenient for rapid assembly and positioning, and can prevent external water vapor .
Custom Specifications for Automotive Door Light Guide Plate
|
Size
|
Customizable |
| Color | Customizable |
| Thickness | Customizable |
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
Q1: What are the applicable scenarios of Automotive Door Light Guide Plate?
A1: The Automotive Door Light Guide Plate is widely applicable to all kinds of passenger cars, SUVs, MPVs and commercial vehicles. It is mainly installed in automobile door sills, door trim panels, door handle bottoms and door outline ambient lighting positions. It can adapt to daily road driving, night parking, rainy and foggy low-light environments, and meet the lighting and safety prompt needs of vehicle door opening and closing in all scenarios.
Q2: Why does Automotive Door Light Guide Plate have uniform light emission effect compared with ordinary LED door lights?
A2: Ordinary LED door lights rely on single-point light source direct emission, which is prone to bright spots and dark areas. The Automotive Door Light Guide Plate utilizes the principle of total internal reflection of light. Through the built-in precision micro-optical structure, it uniformly diffuses the concentrated point light source to the entire plate surface. Combined with the cooperation of reflective layer and diffusion layer, it eliminates light difference, realizes seamless and uniform surface light emission, and has no glare and shadow phenomenon.
Q3: Is the Automotive Door Light Guide Plate resistant to vehicle high and low temperature environments?
A3: Formal automotive-grade Automotive Door Light Guide Plate adopts high weather resistance optical materials, which have passed professional vehicle-level temperature resistance tests. It can stably work in the temperature range of -40℃ to 85℃, and will not deform, yellow or attenuate light efficiency due to high temperature exposure in summer and low temperature freezing in winter. It can adapt to the extreme temperature environment of vehicle operation.
Q4: Will the installation of Automotive Door Light Guide Plate affect the original vehicle circuit?
A4: The original vehicle matching Automotive Door Light Guide Plate is designed according to the vehicle's original voltage and circuit parameters, adopting 12V vehicle low voltage matching design. It can be perfectly compatible with the original vehicle circuit system without changing the original line layout. The plug-and-play installation mode will not damage the original vehicle circuit, nor will it cause vehicle power consumption overload, insurance tripping and other problems.
Q5: What are the common failure problems and solutions of Automotive Door Light Guide Plate?
A5: Common minor failures include local dim light and light flicker. Dim light is mostly caused by dust accumulation on the light guide surface or aging of the reflective layer, which can be solved by cleaning the surface dust and replacing the matching reflective film; light flicker is generally due to poor contact between the light source and the light guide plate or unstable circuit contact, which can be fixed by adjusting the installation position of the LED light source and fastening the wiring connector. The light guide plate itself has a long service life, and there is basically no damage failure under normal vehicle use.
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