LED THT EOLD-546-013
LED THT EOLD-546-013
High Precision Green Light Source for Sensing and Industrial Systems – 546nm LED EOLD-546-013
Understanding LED THT EOLD-546-013
The EOLD-546-013 operates at a peak wavelength of 546 nm, placing it in the green region where human eye sensitivity is highest, making it ideal for visual indicators and sensing systems. It delivers approximately 2.3 mW optical output at a typical operating current of 50 mA, ensuring stable and efficient performance.
The LED features a narrow beam angle (~10°) enabled by its lens design, allowing precise and directional illumination.
Its hermetic TO-46 package ensures excellent thermal stability and environmental protection for reliable industrial use.
Technical Specifications
| Parameter | Specification |
| Product | EOLD-546-013 |
| Type | Visible LED (Green) |
| Peak Wavelength | 546 nm |
| Optical Output Power | ~2.3 mW |
| Forward Current | ~50 mA |
| Radiant Intensity | ~36 mW/sr |
| Viewing Angle | ~10° |
| Package | TO-46 Metal Can (Lens) |
| Mounting Type | Through-hole |
| Operating Temperature | Industrial-grade |
| Application Areas | Indicators, Lighting, Sensing |
| Compliance | RoHS compliant |
Key Features and Advantages
546 nm Green Wavelength for High Visibility
Operating at 546 nm, the LED aligns with peak human eye sensitivity, making it ideal for indicators, signalling, and display applications.
Focused Beam for Precision Illumination
With a ~10° viewing angle, the integrated lens delivers highly directional light output, ensuring accurate targeting in sensing and optical systems.
Stable Optical Output for Reliable Performance
Delivering approximately 2.3 mW output, the LED ensures consistent and repeatable illumination, critical for industrial and analytical applications.
High Radiant Intensity for Clear Detection
With ~36 mW/sr radiant intensity, the LED provides strong signal strength, improving detection accuracy in optical systems.
Robust TO-46 Hermetic Package
The metal package ensures excellent mechanical strength, thermal stability, and protection against environmental factors, ensuring long-term durability.
Efficient Thermal Management
TO-can packaging supports effective heat dissipation, enabling stable operation during continuous use.
Industrial-Grade Reliability
Designed for demanding environments, the LED offers long operational life and consistent performance, reducing maintenance and downtime.
Easy Integration into Systems
The through-hole configuration allows seamless integration into PCBs and optical assemblies, supporting both prototyping and large-scale production.
Applications Across Industries
Indicator & Signalling Systems
The high visibility of 546 nm green light makes it ideal for status indicators, control panels, and signalling systems in industrial automation.
Optical Sensing & Detection Systems
Green light is widely used in sensing applications for detecting materials, colours, and surface properties with high precision.
Industrial Inspection & Quality Control
Provides illumination for detecting defects, contamination, and inconsistencies in manufacturing processes.
Automation & Machine Vision Systems
Used in machine vision systems where controlled green illumination enhances contrast and detection accuracy.
Biomedical & Analytical Applications
Supports laboratory instruments and analytical systems requiring stable visible light sources.
Lighting & Display Systems
Used in specialised lighting systems and display technologies requiring precise and stable green illumination.
Research & Scientific Applications
Widely used in photonics research and experimental setups requiring controlled and focused visible 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 LEDs like EOLD-546-013. 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 optical sensing, signalling, and analytical solutions tailored to their needs.
- 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
- Genuine products sourced directly from the manufacturer
- Fast quotation, technical response, and application assistance
FAQs
What is the wavelength of EOLD-546-013?
It operates at 546 nm in the visible green spectrum.
What is the optical output power?
It provides approximately 2.3 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 indicators, sensing systems, industrial inspection, and automation applications.
Is it suitable for industrial environments?
Yes, it is designed for reliable operation in demanding industrial and laboratory conditions.
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FAQs
What is the wavelength of EOLD-546-013?
It operates at 546 nm in the visible green spectrum.
What is the optical output power?
It provides approximately 2.3 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 indicators, sensing systems, industrial inspection, and automation applications.
Is it suitable for industrial environments?
Yes, it is designed for reliable operation in demanding industrial and laboratory conditions.

