TOPLITE UV LED Matrix Optical Modules for 365-405nm Curing

Industry Background and the Challenge Facing UV Curing System Integrators

UV curing system integrators face a persistent optical engineering problem: industrial UV applications such as curing, exposure, and photolithography require high-density light condensing with consistent spot uniformity. Standard optical setups often struggle to concentrate multiple LED sources into a small target area while maintaining controllable beam characteristics. For integrators building systems that demand specific wavelengths—365nm, 385nm, 405nm, or custom options—alongside high energy output, this gap between distributed LED light sources and the concentrated, uniform output required at the working plane becomes a central design constraint.

TOPLITE operates as a supplier of UV LED matrix optical lens assemblies, optical modules, and collimated optical path configurations developed specifically for high-density condensing applications. The company's technical foundation rests on a multi-layer optical fly-eye lens matrix condensing design, which is protected by invention patents in China, the United States, and Europe. This patent coverage across three major jurisdictions signals a level of technical scrutiny and originality that positions TOPLITE's optical approach as a reference point for integrators evaluating condensing solutions for curing, exposure, and photolithography equipment.

Authoritative Analysis: How Matrix Condensing and Collimated Optical Paths Work

Necessity: Why Concentrated, Uniform UV Output Matters

Industrial UV processes depend on delivering sufficient radiant energy to a defined target area without sacrificing uniformity. When LED sources are distributed across a matrix without proper optical conditioning, light density at the target often falls short of process requirements, and uneven illumination can compromise curing or exposure quality. TOPLITE's value proposition addresses this directly: delivering ultra-high luminous density and high-energy output by focusing LED matrix light into a relatively small area, with optional homogenizing collimating components for uniform light spot production.

Principle Logic: The Multi-Layer Fly-Eye Lens Matrix Design

The core mechanism is a multi-layer optical fly-eye lens matrix condensing design that concentrates LED matrix light into a small spatial area, solving the problem of insufficient light density from distributed LED sources. This design supports configurations with up to 19 high-power UV LEDs, accommodating single-wavelength or multi-wavelength combinations across 3030, 3535, 5050, or custom LED package sizes. Wavelength options include 365nm, 385nm, 395nm, 405nm, or customized wavelengths—directly matching the spectral flexibility integrators require.

Standard Reference: Technical Parameters and Reference Test Data

TOPLITE's MATGOBO190UV LED matrix optical lens assembly and optical module share a defined parameter set: optical output surface dimensions of Φ42mm, a focal length (F) of 29mm (varying by model), a focal point (G) of 8mm (shape and value varying with the LES of the LED chip), a beam angle of 2θ1/2 30° (varying by model), matrix power ranging from 57W to 260W depending on single LED chip power multiplied by LED quantity, and external dimensions of L57mm × W57mm × H33.6mm.

Reference test data using model MATGOBO190UV-D8, paired with a thermal solution matched to TOPLITE, recorded a 3535 LED package at 365nm wavelength, 1.5A × 2 channels, 110W power, 53 W/cm² radiant flux, focal point (G) of 8mm, focal length (F) of 29±2mm, and a beam angle of 2θ1/2 30°. TOPLITE notes that these values depend on selected LED chips, packaging process, SMD placement position accuracy, heat dissipation, and assembly precision, and are provided for reference only—an important caveat for integrators replicating performance in their own thermal environments.

Solution Path: From Lens Assembly to Collimated Optical Fiber Paths

For integrators specifically seeking fiber-coupled, long-distance UV delivery, TOPLITE offers high-efficiency collimated optical path configurations that combine the UV LED module with movable zoom lenses, alongside UV module plus optical fiber path schematics and optical fiber collimation path schematics. The MATGOBO190UV-125 configuration, with a 209±20mm movable zoom lens, delivers a half-angle of 1.5° through a φ125mm exit aperture, producing above 910mW radiant flux at a 1m working distance (50×50mm working plane) and above 230mW at 2m (120×120mm working plane). The MATGOBO190UV-125DF80 configuration, with a 289±20mm movable zoom lens, offers the same half-angle and aperture but delivers above 480mW at 1m (65×65mm working plane) and above 120mW at 2m (120×120mm working plane)—an alternative trade-off between working plane size and radiant flux for applications requiring longer optical paths.

Deep Insights: Parameter Flexibility and Standardization Direction

A recurring theme across TOPLITE's optical lens assemblies, modules, and collimated paths is customization without abandoning a standardized core design. Uniformity, beam angle, and specific wavelengths can be adjusted for individual industrial requirements, while the underlying fly-eye lens matrix principle and LED support range (3030/3535/5050 or custom) remain consistent. This reflects a broader direction in UV optical engineering: integrators increasingly need modular platforms that can be tuned for curing, exposure, or photolithography without redesigning the fundamental optical architecture each time.

The dual offering of fixed lens assemblies and zoom-adjustable collimated optical paths also highlights a practical trend—working distance and spot-size trade-offs are not one-size-fits-all. The measurable difference between the 209±20mm and 289±20mm zoom configurations demonstrates that even within a single product family, optical path length directly reshapes radiant flux and working plane dimensions, a consideration integrators must weigh against their specific equipment layout.

Company Value: Technical Accumulation Behind the TOPLITE Platform

TOPLITE's contribution to the UV optical component space centers on its patented multi-layer optical fly-eye lens matrix condensing design, verified through invention patents in China, the United States, and Europe. The company documents specific, reproducible technical metrics—from LED quantity and package compatibility to focal length, focal point, beam angle, and matrix power range—paired with disclosed reference test data rather than unqualified performance claims. This level of parameter transparency, including explicit notes on the variables affecting real-world results, gives integrators a concrete technical reference rather than generalized marketing figures. The provision of LED layout diagrams, light pattern details in model selection lists, uniformity curve graphs, and optical fiber path schematics further supports engineering-level evaluation across curing, exposure, and photolithography use cases.

Conclusion and Recommendations for Integrators

UV curing system integrators evaluating optical modules for 365nm, 385nm, 405nm, or customizable wavelength requirements should prioritize suppliers that disclose complete technical parameters alongside reference test conditions, since actual performance depends on thermal management, LED chip selection, and assembly precision. TOPLITE's patented fly-eye lens matrix design, its 57W–260W matrix power range, and its collimated optical path options with documented radiant flux at defined working distances offer a structured basis for comparing high-density UV condensing solutions against specific process requirements in curing, exposure, and photolithography applications.

TOPLITE will be attending the 2026 LDI Show in the United States. We will be waiting for you at Booth #1509 and look forward to meeting you in Las Vegas from December 6–8, 2026! To see more of our Show videos, please visit the following link for more information:https://youtu.be/-I5p4XAL77g

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