LED THT EOLD-375-012-1
High Precision UV Source for Analytical and Biomedical Systems – 375nm UV LED EOLD-375-012-1
The EOLD-375-012-1 is a high-performance 375 nm UV-A LED developed for analytical, biomedical, and industrial sensing applications. Manufactured by EPIGAP OSA Photonics, this ultraviolet emitter delivers high optical output and stable performance for demanding scientific and industrial environments. Housed in a rugged TO-46 metal package with an integrated lens, the LED provides excellent durability, thermal stability, and long operational life. Operating within the UV-A region, it ensures reliable ultraviolet illumination for precision-based applications requiring accurate and consistent optical performance.
Designed for advanced optical and analytical systems, the EOLD-375-012-1 is widely used in fluorescence analysis, forensic detection, biomedical research, and industrial inspection equipment. Its focused emission profile and high radiant power improve detection sensitivity and enhance measurement accuracy in laboratory and inspection processes. The integrated lens design enables efficient light concentration, making it suitable for compact sensing systems and specialised research instruments where dependable ultraviolet illumination is essential.
The compact and durable construction of the EOLD-375-012-1 allows seamless integration into laboratory instruments, industrial automation systems, and advanced sensing devices. Its TO-46 metal housing supports efficient heat dissipation, helping maintain stable optical performance during continuous operation. United Spectrum Instruments is the authorised distributor of EPIGAP OSA Photonics products in India, providing reliable access and technical support for advanced UV LED solutions.
Understanding LED THT EOLD-375-012-1
The EOLD-375-012-1 operates at a peak wavelength of 375 nm, making it highly effective for fluorescence excitation and detection of organic materials. It delivers approximately 14 mW optical output at a typical current of 30 mA, offering significantly higher intensity compared to lower-wavelength UV LEDs.
The LED features a narrow viewing angle (~10°) enabled by its lens design, allowing precise and focused UV illumination.
Its hermetic TO-46 package ensures efficient thermal management and durability, making it suitable for continuous operation in demanding industrial and scientific environments.
Technical Specifications
| Parameter | Specification |
| Product | EOLD-375-012-1 |
| Type | UV LED (UV-A) |
| Peak Wavelength | 375 nm |
| Optical Output Power | ~14 mW |
| Forward Current | ~30 mA |
| Spectral Width (FWHM) | ~11 nm |
| Viewing Angle | ~10° |
| Package | TO-46 Metal Can (Lens) |
| Mounting Type | Through-hole |
| Operating Temperature | -40°C to +85°C |
| Compliance | RoHS & REACH compliant |
Key Features and Advantages
High-Power 375 nm UV Output
Operating at 375 nm, the LED delivers high radiant output (~14 mW), making it suitable for applications requiring strong UV illumination such as fluorescence and inspection systems.
Optimised for Fluorescence Excitation
The 375 nm wavelength is widely used for exciting fluorescent materials, enabling accurate detection of biological, chemical, and industrial samples.
Focused Beam for Precision Applications
With a ~10° viewing angle, the integrated lens provides highly directional UV radiation, ensuring efficient light delivery and precise targeting.
Robust TO-46 Hermetic Package
The metal package offers excellent mechanical strength, thermal stability, and environmental protection, ensuring reliable long-term operation.
Enhanced Thermal Performance
The TO-can design supports efficient heat dissipation, allowing stable operation even at higher drive currents (30 mA).
Stable Optical Output for Consistent Results
The LED ensures repeatable and stable UV emission, essential for analytical instruments and precision sensing systems.
Industrial-Grade Reliability
Designed for demanding environments, the LED provides long operational life and consistent performance, reducing maintenance requirements.
Easy Integration into Systems
The through-hole configuration allows seamless integration into PCBs and optical assemblies, supporting both prototyping and production systems.
Applications Across Industries
Fluorescence & Chemical Analysis
The 375 nm wavelength is widely used for fluorescence excitation, enabling accurate detection and analysis of biological and chemical substances.
Biomedical & Life Science Applications
Used in diagnostic systems, biochemical assays, and laboratory research where high-intensity UV illumination is required.
Forensics & Security Applications
Ideal for forensic investigations, counterfeit detection, and document authentication using UV-based inspection techniques.
Industrial Inspection & Material Testing
UV illumination helps detect cracks, contamination, coatings, and defects in manufacturing and quality control processes.
Environmental Monitoring Systems
Supports UV-based sensing systems for analysing pollutants and environmental conditions.
UV Curing & Photopolymer Applications
The higher output power makes it suitable for UV curing processes such as adhesives, coatings, and printing applications.
Research & Scientific Applications
Widely used in spectroscopy, photochemistry, and experimental setups requiring stable, high-intensity UV light sources.
Why Choose United Spectrum Instruments?
United Spectrum Instruments is a trusted supplier of advanced photonics components in India. We provide expert consultation, product selection guidance, and integration support for UV LEDs like EOLD-375-012-1. With strong technical expertise and responsive after-sales service, we ensure reliable sourcing and long-term performance. Our commitment to quality and customer success enables industries to implement efficient UV-based sensing, biomedical, and analytical solutions tailored to their needs.
- Technical guidance for sensing, illumination, and industrial integration
- Reliable support for gas sensing and proximity sensing applications
- Availability of TO-can, 3 mm, and 5 mm THT LED package options
- Support for custom wavelength and photonic assembly requirements
FAQs
What is the wavelength of EOLD-375-012-1?
It operates at 375 nm in the UV-A spectrum.
What is the optical output power?
It provides approximately 14 mW optical output.
What is the viewing angle?
It has a narrow beam angle of around 10° for focused illumination.
What applications is it best suited for?
It is used in fluorescence analysis, biomedical systems, forensics, UV curing, and industrial inspection.
Is it suitable for industrial environments?
Yes, it operates from -40°C to +85°C and is designed for reliable industrial use.
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FAQs
What is the wavelength of EOLD-375-012-1?
It operates at 375 nm in the UV-A spectrum.
What is the optical output power?
It provides approximately 14 mW optical output.
What is the viewing angle?
It has a narrow beam angle of around 10° for focused illumination.
What applications is it best suited for?
It is used in fluorescence analysis, biomedical systems, forensics, UV curing, and industrial inspection.
Is it suitable for industrial environments?
Yes, it operates from -40°C to +85°C and is designed for reliable industrial use.
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