Home /Products /LED Optical Fresnel Lens /Fresnel Lens

LED Homogenizing Fresnel Lens FL315mm

Specification

[Product Name] LED Homogenizing Fresnel Lens

[Brand] YuYing
[Material] PMMA
[Available Dimensions] Up to Φ280mm
[Focal Length] 315mm
[Groove Pitch] 0.5mm

[Optical Structure] Precision Fresnel Lens
[Customization Service] OEM & ODM Supported

[Application] Signage, Display, Exhibition, Retail

[Function] Beam Focusing and Directional Lighting

Request a Quote

LED Homogenizing Fresnel Lens 315mm Focal Length with High-Temperature Coating for Uniform Illumination Systems

Shandong Yuying Optical Instrument Co., Ltd, with 30+ years in Fresnel optics and ISO9001/ROHS/REACH certifications, delivers precise in-house manufactured optical solutions to global display equipment makers.

This LED homogenizing Fresnel lens is engineered to improve illumination consistency across demanding optical systems. Featuring a 315mm focal length, 0.5mm groove pitch, and optional high-temperature coating compatibility, the lens helps minimize brightness variations and optimize light field uniformity. Manufactured in optical-grade PMMA and available in diameters up to Φ280mm, it is suitable for advanced lighting equipment, optical processing systems, and thermal-sensitive applications requiring stable photometric performance.

Customized Services

1. High precision: Tip Width (R) ≤ 0.005mm, with loop distance as small as 0.02mm.
2. Molds capacity: We can process lens molds ranging from as small as 1mm to as large as 2200mm in diameter, accommodating a wide variety of specifications.
3. Focus Distance Design: We can design and manufacture lenses with focal lengths as short as 1mm and as long as 10 meters or more, suitable for different application scenarios.
4. Superior Surface Finish: Surface roughness Ra ≤ 0.014μm (14nm), with Ra ≤ 0.002μm achievable within a 150mm diameter, ideal for high-performance applications

Key Features

Core Performance Features

Designed to enhance luminance uniformity across illuminated surfaces
Compatible with heat-resistant optical coating processes for demanding environments
0.5mm precision groove architecture supports controlled light redistribution
Optical structure helps reduce hot spots and uneven illumination patterns
Lightweight PMMA substrate enables efficient system integration
Available in customized dimensions up to Φ280mm
Suitable for both prototype development and volume production programs

Technical Specifications

Focal Length: 315mm
Groove Pitch: 0.5mm
Maximum Diameter: Φ280mm
Material: Optical Grade PMMA
Optional Feature: High-Temperature Coating Support
Lens Function: Light Homogenization and Optical Distribution

Customer also Ask

Q: What is a homogenizing Fresnel lens used for?
A: A homogenizing Fresnel lens helps distribute light more evenly, reducing brightness inconsistencies and improving illumination quality across the target area.

Q: Why is illumination uniformity important in optical systems?
A: Uniform light distribution can improve image quality, inspection accuracy, visual comfort, and overall system efficiency in professional optical applications.

Q: What advantages does high-temperature coating support provide?
A: Heat-resistant coatings can improve environmental durability and help maintain stable optical characteristics in elevated-temperature operating conditions.

Q: Can this lens be customized for specialized equipment?
A: Yes. Diameter, optical parameters, and surface treatment options can be adjusted according to project requirements within the Φ280mm manufacturing range.