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Low Power 50mW 1030nm In-line Isolator
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Low Power 50mW 1030nm In-line Isolator

Kerns Technology’s Low Power 50mW 1030nm In-line Isolator is a versatile passive optical component designed for unidirectional light transmission. Available in Single (23dB isolation) and Dual (38dB isolation) versions, it offers 50mW power tolerance, low insertion loss (3.0dB/6.0dB), and high extinction ratio (22dB).
Optimized for communication systems, test instruments, fiber sensing, and R&D, it protects sensitive devices from reverse light damage while supporting flexible customization (fiber type, connectors). Its compact Φ5.5×35mm design enables easy integration, making it a reliable solution for low-power optical applications.
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Product Description


Product Specification Table


Parameter Unit Single Dual
Center Wavelength nm 1030 1030
Operating Wavelength Range nm ±5 ±5
Minimum Isolation (@23°C) dB 23 38
Typical Isolation (@23°C) dB 20 35
Typical Insertion Loss (@23°C) dB 3.0 6.0
Maximum Insertion Loss (@23°C) dB 3.2 6.5
Minimum Return Loss (Input/Output) dB 50/50 50/50
Minimum Extinction Ratio (@23°C) (Dual-axis Working) dB 20 20
Minimum Extinction Ratio (@23°C) (Fast-axis Blocked) dB 22 22
Maximum Polarization Dependent Loss (@23°C, PM Fiber Type) dB 0.15 0.15
Maximum Optical Power mW 50 50
Maximum Tensile Load N 5 5
Fiber Type - PM Panda fiber / Single-mode fiber PM Panda fiber / Single-mode fiber
Operating Temperature °C -5~+50 -5~+50
Storage Temperature °C -40~+85 -40~+85
Package Dimensions mm Φ5.5×35 Φ5.5×35


Product Description


The Low Power 50mW 1030nm In-line Isolator from Kerns Technology is a high-performance passive optical component designed for unidirectional light transmission in low-power optical systems. It features excellent isolation, low insertion loss, and high extinction ratio, effectively blocking reverse light reflection and scattering to protect sensitive devices (e.g., lasers, sensors) from damage.

Available in Single and Dual configurations, this isolator supports 50mW maximum optical power and offers flexible customization (fiber type, connectors, package type) to match specific application needs. Its compact Φ5.5×35mm package enables easy integration into space-constrained optical setups, making it ideal for communication, sensing, and R&D scenarios.

1030nm In-line Isolator


Product Features


  • Dual Configuration Options: Single (23dB isolation) and Dual (38dB isolation) versions to fit different system requirements.

  • Low Insertion Loss: Typical 3.0dB (Single) / 6.0dB (Dual) minimizes signal attenuation for efficient transmission.

  • High Isolation & Extinction Ratio: Up to 38dB isolation and 22dB extinction ratio (Fast-axis Blocked) effectively suppress reverse light interference.

  • Low Polarization Dependent Loss: Maximum 0.15dB (PM fiber type) ensures stable performance across polarization states.

  • Compact & Durable Design: Φ5.5×35mm package + 5N tensile load resistance for reliable operation in tight layouts.

  • Flexible Customization: Supports PM/Single-mode fiber, various connectors, and custom fiber lengths to align with system specifications.


Product Applications


This 1030nm in-line isolator is widely used in:

  • Communication Systems: Maintains signal integrity in optical communication networks.

  • Optical Test Instruments: Ensures measurement accuracy in precision testing setups.

  • Fiber Optic Sensing: Enhances stability in fiber-based sensing systems.

  • Product R&D: Supports reliable operation in laboratory optical research and development.


FAQs


Q1: What configurations does this isolator offer?A1: It is available in  Single (23dB isolation) and  Dual (38dB isolation) configurations to meet different system needs.
Q2: What is the maximum optical power it can handle?A2: It supports up to  50mW maximum optical power, suitable for low-power optical systems.
Q3: Can I customize the fiber type?A3: Yes. We offer  PM Panda fiber and  Single-mode fiber options, plus custom fiber lengths (e.g., 0.8m, 1.0m).
Q4: What is the package size of this isolator?A4: It features a compact  Φ5.5×35mm package, ideal for space-constrained optical setups.


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Shenzhen Kerns Technology Co., Ltd. specializes in fiber optic components such as fiber couplers, beam combiners, and optical circulators, serving industries like telecommunications, data centers, and medical devices. We offer customized solutions tailored to specific needs and provide professional laser equipment repair services, including remote troubleshooting and factory repairs. Kerns is dedicated to delivering high-quality products and reliable support to ensure optimal system performance.

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