High Efficiency COB Lenses for LED Spotlights, Track Lights & Downlights Durable, Heat-Resistant Optical Solutions

• Customization: Available
• After-sales Service: Yes
• Warranty: 1 Year
• Model NO.: FSOL
• Usage: Lighting, Medical, Optical
• Type: Convex Lens
• Transmittance: >95%
• Shape: Single-lens
• Material: Optical Glass
• Lenses Color: Clear
• Certification: ISO9001, CE
• Customized: Customized
• Coating: HC
• Model No: Fsol-2
• Clear Aperture: >90%
• Surface Quality: 20/10 or Better
• Principle: Ar Coating
• Transport Package: Box
• Specification: Customized
• Trademark: FUSHI
• Origin: China
• Production Capacity: 2000pieces/Month
• Package Size: 20.00cm * 20.00cm * 20.00cm
• Package Gross Weight: 1.000kg

Product Description

Product Description

As modern lighting technology continues to evolve, COB lenses—specialized optical components designed for COB light sources—are gaining increasing attention and playing a vital role across diverse lighting applications. COB, or Chip on Board, refers to a technique where multiple LED chips are directly mounted onto a substrate, forming a compact and powerful light source.

COB lenses offer a range of unique advantages. One of their key benefits is significantly enhanced luminous efficiency. Through precisely engineered optical structures, these lenses effectively refract and reflect the light emitted by COB sources, minimizing loss and directing more usable light to the target area. This not only improves energy utilization but also delivers brighter illumination at the same power level, helping users reduce energy costs.

 

Specification

PRODUCT NAME	COB Lens
PRODUCT SIZE	Φ63.8x27mm
MATERIAL	PC
HALF BEAM ANGLE	15° ,24°,36°
TRANSMITTANCE	89%
TYPE	Optical Lens

Optical Applications‌

Another major strength lies in their ability to achieve precise light distribution. Different environments demand different lighting patterns—for instance, retail spaces require even illumination to highlight products, while stage lighting calls for specific beam angles and intensities to create dramatic effects. COB lenses can be custom-designed to produce various light distribution curves, such as batwing or elliptical patterns, meeting the exact needs of each application.

Thermal performance is another area where COB lenses excel. Since COB light sources generate heat during operation, effective heat dissipation is crucial to maintaining longevity and performance. These lenses are typically made from highly thermally conductive materials that efficiently draw heat away from the source, ensuring stable and reliable operation.

In practical use, COB lenses have found widespread application across numerous lighting fields. In indoor settings like shopping malls, hotels, and offices, they deliver uniform and soft illumination, creating comfortable visual environments. For outdoor applications such as streetlights and landscape lighting, they enhance brightness while reducing energy consumption. In automotive lighting, COB lenses enable headlights to project light farther and more intensely, significantly improving visibility and driving safety.

Company Profile

FUSHI OPTICS

Tianjin Fushi Optics Co., Ltd. is a comprehensive optoelectronic enterprise integrating R&D, production, sales, and after-sales service. Since its establishment in 2012, the company has been dedicated to technological innovation and industrial application in the field of optical components, with its manufacturing base located in China's core optical industry zone. The product portfolio covers a full range of optical basic components, including lenses, prisms, mirrors, optical windows, and filters, with particular technical expertise in the design and manufacturing of diffraction gratings.  
 
In 2017, Fushi Optics established a professional optical laboratory in Dongli District, Tianjin, committed to integrating optical theoretical research with engineering practice. After years of technical accumulation, the laboratory has gained wide academic recognition for its research achievements in spectral analysis, precision optical processing, and other fields, forming an integrated "industry-academia-research-application" technological innovation system. It continues to provide high-performance optical solutions for the optoelectronic industry.

Packing & Delivery

We attach great importance to every detail in production and communication. Should you have any questions, suggestions, or comments, please do not hesitate to share them with us. Your feedback is invaluable in our pursuit to become a worthy, trusted, and reliable supplier. Thank you for your visit.

FAQ

Q: How can I get samples from you?
A: Just send us your requirements, and we will send samples accordingly. 
 
Q: How long is your delivery time? · 
A: Regarding inventory, it is 3 working days;For customized one, it's about 15-25 working days, depending on exact quantity and order date. 
 
Q: Can I customize the products based on my requirements?
A: Yes, we can customize the material, specifications and optical coating for your optical components as per your requirements.
Q: Are you a factory? 
A: Yes, we are a professional manufacturer of optical components. We have more than 20 years of experience in optical cold working.
 
Q: How do you control the quality?
A: More than four times of quality inspection during the production process; we can provide the Quality Test Report.