Customized Bat-wing Optical Diffusion Film
Product Name: Customized Bat-wing Optical Diffusion Film
Dimensions: 610mm x 1830mm (can be cut)
Thickness: 0.125-0.25mm
Benefits: Provides effective batwing light distribution for luminaires, helping them achieve uniform flat-field illumination and eliminate central hot spots.
- Fast Delievery
- Quality Assurance
- 24/7 Customer Service
Product Introduction
Rina Technology Co., Ltd. is one of the leading manufacturers and suppliers of customized bat-wing optical diffusion film 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.
Customized Bat-wing Optical Diffusion Film
The future trajectory of high-performance illumination in Asia is defined by the demand for precision, efficiency, and verifiable long-term durability. The Customized Bat-wing Optical Diffusion Film is an essential technical solution, representing the apex of micro-optics engineering tailored to solve the specific pain points identified in highly regulated Asian markets.
Our product directly resolves critical engineering challenges, ranging from mitigating optical modeling inaccuracies and ensuring stringent chromaticity control to guaranteeing mandatory regional compliance (KC/KS) and extreme durability (HTHH). By selecting our specialized manufacturing facility, Asian OEMs secure a strategic partnership capable of delivering high-fidelity, high-volume Customized.
These solutions guarantee regulatory compliance, consistently optimize system efficacy (91–96%) , and ultimately reduce the client's total manufacturing costs through seamless component integration and maximized fixture spacing capability. We strongly recommend that R&D and procurement teams engage with our application engineering specialists to explore how our Customized Bat-wing Optical Diffusion Film.

Our Manufacturing Commitment: A Partner for Asian Success
Our core competency is the manufacturing of complex asymmetric optics. We possess the unique capability to utilize advanced techniques, such as grayscale photolithography , necessary to produce the specialized, non-spherical micro-lens arrays required for sophisticated angular control. This technical mastery distinguishes our Customized Bat-wing Optical Diffusion Film offering from the simpler, less controlled symmetric lens fabrication methods utilized by generalized suppliers.
We maintain rigorous internal quality standards that are consistent with, and often exceed, mandatory Korean national requirements. This commitment is demonstrated through a proactive quality system fully prepared for mandatory KC factory audits and rigorous internal HTHH testing and accelerated weathering protocols that guarantee the longevity and stability of the Customized Bat-wing Optical Diffusion Film in challenging Asian environments.

Collaborative R&D using Customized Bat-wing Optical Diffusion Film for Unique Luminaire Geometry
We facilitate efficient integration into client assembly lines by offering flexible logistics, including custom mini-roll widths. Our dedicated technical support teams are specialized in collaborating directly with R&D and procurement personnel in the local context, ensuring a nuanced understanding of specific Korean and Asian project specifications.
The factory actively encourages a collaborative R&D approach. Our application engineering specialists provide tailored assistance, optimizing the film's performance characteristics (FWHM, nadir suppression) to precisely match unique luminaire cavity designs. We encourage clients to leverage our in-house light distribution laboratory to test combinations of components and achieve the "very best output-ratio, for your specific demands". This essential partnership accelerates the time-to-market for innovative, complex fixtures.
Customized Bat-wing Optical Diffusion Film

Versatility and Adaptability of Customized Bat-wing Optical Diffusion Film Design
Unlike standardized, off-the-shelf diffusers with fixed light profiles, our Customized Bat-wing Optical Diffusion Film can be precisely fine-tuned. Engineers can optimize the film's FWHM and nadir suppression to match unique reflector geometries or unconventional LED pitches. This intrinsic adaptability minimizes the client's need for costly fixture redesigns and provides the necessary flexibility to quickly respond to highly specific project requirements.

Guaranteed Consistency and Reliability
Manufacturing consistency is non-negotiable for project-based procurements. Our dedicated focus on continuous R2R processes, which achieve high replication fidelity (up to 97%) , ensures that every batch of Customized Bat-wing Optical Diffusion Film performs identically to the validated prototype. Furthermore, the commitment to QC superiority is verified by the use of advanced metrology equipment not common among generalized film manufacturers.

High System Efficacy and Energy Savings
The precise control mechanism of the Customized Bat-wing Optical Diffusion Film leverages holographic and surface-relief principles , resulting in significantly less internal light absorption and backscatter than conventional volume diffusers. This fundamental design leads to exceptionally high light transmission, typically ranging between 91% and 96%. This high efficacy is not merely a feature but an economic necessity, directly supporting the client's ability.
Customized Bat-wing Optical Diffusion Film
The South Korean market is highly competitive, characterized by stringent mandatory certifications and a deeply sophisticated R&D sector.
Regulatory Compliance: Navigating KC Mark and KS Certification
For any lighting component supplier targeting South Korea, compliance with the KC Mark (Korea Certification) is mandatory, and adherence to the KS (Korean Industrial Standards) Mark is often required for specific industrial products. KC Certification is a comprehensive process involving application, rigorous product safety testing, EMC testing, and, critically, mandatory factory audits. These factory audits inspect production equipment and internal processes to ensure continued compliance with safety criteria. As a manufacturing partner, the factory maintains internal processes verified for compliance with the required standards. Recognizing that the audit occurs at the manufacturer's production site and can require 4-5 months of preparation if comprehensive verification is needed , we provide full technical documentation and quality system transparency to accelerate the client's final KC/KS marking process.
Durability Testing: Adherence to HTHH (High Temperature, High Humidity) Standards
The challenging environmental conditions across Asia necessitate that optical films demonstrate long-term durability against degradation. The film must resist yellowing, cracking, or dimensional changes over the fixture's guaranteed lifespan. This is verified through rigorous HTHH (High Temperature/High Humidity) testing. We test our materials against procedures that often reference KS M ISO 4892-2: 2013, an accelerated weathering standard.

| Category | No Bat Wing Membrane | B-LM5E-HE20 | B-LM5E-HE30 | B-LM5E-HE40 | B-LM5E-HE55 |
|---|---|---|---|---|---|
| Luminous Flux (lm) | 3235 | 3124 | 3091 | 3125 | 3155 |
| Power (w) | 37.8 | 37.93 | 37.8 | 37.95 | 38.05 |
| Luminous Efficacy (lm/w) | 85.58 | 82.36 | 81.77 | 82.34 | 82.92 |
| Beam Angle (degree) | 114.5 (Horizontal)114.5 (Vertical) | 87.9 (Horizontal)132.5 (Vertical) | 92.1 (Horizontal)132.1 (Vertical) | 90.9 (Horizontal)128.1 (Vertical) | 88.7 (Horizontal)123.5 (Vertical) |
| Light Intensity Under Lamp (cd) | 1103.19 | 688.08 | 790.56 | 895.92 | 965.63 |
| Light Angle Distribution | ![]() |
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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

What is the maximum light transmittance of Customized Bat-wing Optical Diffusion Film?
Customized Bat-wing Optical Diffusion Film utilizes high-quality optical materials and advanced processing, achieving a light transmittance of over 92%. This ensures efficient light diffusion while minimizing light loss, ensuring excellent brightness performance for displays and lighting equipment.
What display sizes are suitable for Customized Bat-wing Optical Diffusion Film?
This film is highly adaptable and can be customized to suit the display size. Whether it's a small mobile phone screen or a large TV or advertising display, we can provide Customized Bat-wing Optical Diffusion Film with the appropriate specifications to meet your needs.
Is Customized Bat-wing Optical Diffusion Film heat-resistant?
The raw materials used in Customized Bat-wing Optical Diffusion Film have excellent thermal stability and maintain stable performance within a certain temperature range (typically -20°C to 80°C). However, it is recommended to avoid prolonged exposure to extreme high temperatures to ensure optimal performance and longevity.
What is the lifespan of Customized Bat-wing Optical Diffusion Film?
Under normal use and storage conditions, Customized Bat-wing Optical Diffusion Film has a lifespan of 5-8 years. Its excellent scratch and abrasion resistance, as well as its aging resistance, ensures stable light diffusion and optical performance over extended use.
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