Silicone Lens

Silicone Lens

Silicone Lenses: Superior Optical Performance and Durability


Silicone lenses, often referred to as silicone LED lenses, are widely used in LED lighting applications due to their exceptional optical performance and durability. Manufactured from high-transparency materials such as Dow Corning MS4002, MS1002, and Wacker LR7601, these lenses offer up to 94% light transmittance. Unlike traditional plastic lenses made of PMMA or PC, silicone lenses provide superior heat and UV resistance, making them ideal for high-temperature or outdoor environments. Their high flexibility also allows for the production of complex shapes and fine micro-structured optics. For custom OEM silicone lenses, you can reach out to HOPEWELL for tailored solutions.

Key Features of Silicone Lenses


Silicone lenses are widely used in various industries such as LED lighting, automotive headlights, aerospace, and industrial equipment due to their exceptional clarity, flexibility, and resistance to extreme temperatures. Our custom molded silicone lenses deliver outstanding optical performance, durability, and UV resistance, making them the ideal choice for demanding applications.

 

  • High Optical Clarity: Ensures excellent light transmission and minimal distortion.

  • Temperature Resistance: Can withstand temperatures from -40°C to 200°C without degradation.

  • UV and Yellowing Resistance: Maintains clarity even under prolonged UV exposure.

  • Durability: Resistant to harsh environments, chemicals, and mechanical stress.

  • Custom Molded: Available in various shapes and sizes tailored to your specific application needs.


Why Choose Silicone for Optical Lenses?


Silicone material offers superior flexibility and durability compared to traditional glass or plastic lenses. Our advanced injection molding technology ensures precise dimensions and smooth surfaces, delivering lenses with excellent optical properties and consistent quality. Additionally, silicone's biocompatibility and chemical inertness make it safe for medical and food-related applications.


High Optical Performance

High Weatherability

Free Design

94% transmittance

• Haze <1%

• Abbe number approx 50

• Long lasting colour

• Surface finish to A1

• High temperature stability, even above 150°C

• Resistant to UV light

• Resistant to microcracking

• Fire rating equivalent to UL 94 V-1

• Anti-yellowing: No change after 3000 hours 85℃/ 85% humidity aging testing.

• Freedom of design for illuminated optical components

• High fluidity for complex microstructure design

• Integration with other materials overmolding

• Lightweight design of products

• Adapt to complex special shape and partial under-cut


Applications of Liquid Injection Molding Optical Silicone Lenses


Liquid injection molded optical silicone lenses are engineered for demanding lighting applications that require durability, high optical clarity, and resistance to high temperatures, UV exposure, and harsh environments. Below are the major application areas:


 1. Indoor LED Lighting


Silicone lenses are widely used in various indoor lighting systems due to their excellent light transmission and heat resistance. Applications include:

  • ·LED projectors and stage lighting

  • ·LED grow lights for horticulture

  • ·Indoor LED display modules

  • ·Commercial and residential LED fixtures


2. Outdoor LED Lighting


Thanks to their weatherability and anti-yellowing performance, silicone lenses are ideal for harsh outdoor conditions. Common uses include:

  • ·Automotive lighting (headlights, ADB headlamps, DRL)

  • ·LED street lights and high bay fixtures

  • ·Stadium and sports flood lighting

  • ·Parking lot and warehouse LED lights

  • ·Architectural spotlights and facade lighting

  • ·Industrial and commercial outdoor luminaires


● 3. Specialty Lighting and Optical Systems


Silicone optical lenses manufactured through liquid injection molding are also well-suited for high-precision and specialty applications:

  • ·Aerospace and aviation lighting systems

  • ·Medical-grade optical instruments

  • ·Industrial inspection and mining lamps

  • ·High-performance LED display systems


Advantages of Hopewell in Manufacturing High-power LED Lighting Silicone Lens


We specialize in custom silicone lens manufacturing, offering design support and prototype development. Our streamlined production process ensures high-quality lenses delivered on time and within budget.



Rich Production Experience

Our factory is experienced in LSR injection molding and overmolding, and we've manufactured various silicone lenses for OEM projects of automotive ADB headlights. With class 100,000 clean production workshop, we can guarantee the production environment.


● Advanced Production Equipment

German Arburg LSR precision injection molding equipment, imported mold making equipment and precision inspection instruments from abroad for manufacturing LED lighting silicone lenses.


 Professional Engineer Team

Professional engineering team has more than 30 years of experience in LSR injection molding, including 5 Japanese engineering supervisors.


 Completed Qualification Certificate

Our factory has been certified by IATF16949, ISO13485, ISO9001, ISO14001 and ISO45001.


Frequently Asked Questions (FAQ)


Q: What is the lead time for custom silicone lenses?
A: Typically 4-6 weeks depending on design complexity and order quantity.


Q: Are silicone lenses suitable for outdoor use?
A: Yes, our lenses are UV resistant and maintain clarity in harsh sunlight.

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