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What is a Liquid Light Guide

  • Post last modified:March 31, 2025

Achieve superior light transmission with Incure’s liquid light guides. Ideal for UV curing, microscopy, and forensics, our solutions offer enhanced uniformity and efficiency, surpassing traditional fiber bundles. Contact us for expert consultation and customized solutions.

In today’s demanding manufacturing and scientific environments, precision and efficiency are paramount. Liquid light guides offer a revolutionary approach to light transmission, surpassing traditional fiber bundles in uniformity, optical efficiency, and UV light delivery. These advanced devices utilize a sealed, transparent liquid core to channel light, providing manufacturers and professionals with unparalleled control and performance.

How Liquid Light Guides Function: A Deep Dive

Unlike conventional fiber optic cables, liquid light guides employ a larger-diameter, sealed tube filled with a specialized, non-toxic liquid medium. This design facilitates efficient light propagation, minimizing losses and maximizing output intensity.

Key Advantages for Manufacturers and Professionals:

  • Enhanced Uniformity and Optical Transmission: Achieve consistent and even illumination across your applications. Liquid light guides deliver superior light uniformity, particularly critical in UV curing and microscopy, leading to more reliable and predictable results.
  • Elimination of Packing Fraction Loss: Bid farewell to “dead spots” and packing losses inherent in fiber bundles. The continuous liquid core ensures seamless light transmission, maximizing energy utilization and minimizing waste.
  • Increased Numerical Aperture (NA): Capture and deliver more light with a higher NA. This feature is crucial for applications requiring high-intensity illumination, such as fluorescence microscopy and forensic analysis.
  • Reduced Heat Output: The liquid medium’s inherent IR-blocking properties result in a cooler output beam, protecting sensitive materials and samples from thermal damage—a vital advantage in UV curing and delicate imaging processes.
  • Cost-Effective Solutions: Liquid light guides often present a more economical alternative to quartz-fiber systems, providing substantial cost savings without compromising performance.
  • Precise UV Light Delivery: Manufacturers utilizing UV curing processes benefit from the liquid light guides ability to deliver UV light with high efficiency, which enhances curing consistency and speed.
  • High Intensity Illumination for forensic applications: Forensic professionals require high intensity light for various analysis techniques, liquid light guides provide the necessary power and consistency.

Applications Across Diverse Industries:

  • UV Curing Systems: Optimize your UV curing processes with uniform and high-intensity light delivery, ensuring consistent and rapid curing for adhesives, coatings, and other materials.
  • Fluorescence Microscopy: Achieve superior image quality with precise and uniform illumination, crucial for accurate and detailed analysis in research and diagnostics.
  • Forensic Science: Enhance forensic investigations with high-intensity light for detailed analysis and evidence gathering.
  • Industrial Inspection: Ensure quality control with precise illumination for visual inspection and defect detection.

Material and Design Considerations:

  • High-quality quartz windows are used to seal the non-toxic, highly transmissive liquid core, ensuring optimal light transmission and durability.

Limitations to Consider:

  • Liquid light guides are not suitable for applications requiring UVB or UVC spectral energy transmission.
  • These guides are also limited in high temperature enviroments.

How Incure Can Assist Your Projects:

Incure understands the critical importance of precision light transmission in manufacturing and scientific applications. We offer:

  • Expert Consultation: Our team of specialists can help you select the ideal liquid light guide solution tailored to your specific needs.
  • Customization: We provide customized liquid light guide solutions to meet unique requirements, ensuring optimal performance for your projects.
  • Quality Assurance: Incure is dedicated to delivering high-quality products that meet stringent industry standards.
  • Technical Support: We offer comprehensive technical support to assist you with installation, operation, and maintenance.
  • Access to cutting edge technology: Incure is constantly researching the newest technologies, and can help its client’s stay on the cutting edge of their industry.

By partnering with Incure, manufacturers and professionals gain access to cutting-edge liquid light guide technology and expert support, enabling them to achieve superior results and enhance their operational efficiency.

INCURE Lightguides

Product Pole x Diameter x Length 
LG620 1 x 3mm x 500mm
LG622 1 x 3mm x 1000mm
LG623 1 x 3mm x 1500mm
LG624 1 x 3mm x 2000mm
LG601 1 x 5mm x 1000mm
LG602 1 x 5mm x 1500mm
LG625 1 x 5mm x 2000mm
LG626 1 x 5mm x 3000mm
LG627 1 x 8mm x 500mm
LG628 1 x 8mm x 750mm
LG603 1 x 8mm x 1000mm
LG629 1 x 8mm x 1500mm
LG630 1 x 8mm x 2000mm
LG632 1 x 8mm x 3100mm
LG633 1 x 8mm x 6200mm 
 Product Pole x Diameter x Length
LG634 (5mm Rod) 2 x 3mm x 750mm
LG604 (5mm Rod) 2 x 3mm x 1000mm
LG635 (5mm Rod) 2 x 3mm x 1500mm
LG636 (5mm Rod) 2 x 3mm x 2000mm
 Product Pole x Diameter x Length
LG605 (8mm Rod) 3 x 3mm x 1000mm
LG637 (8mm Rod) 3 x 3mm x 1500mm
 Product Pole x Diameter x Length
LG606 (8mm Rod) 4 x 3mm x 1000mm
LG638 (8mm Rod) 4 x 3mm x 1500mm
LG639 (8mm Rod) 4 x 3mm x 2000mm