Description
The Fixed Neutral Density Attenuators with Expanded Beam Style are precision optical components designed to deliver reliable, mode-independent attenuation for a wide range of fiber optic applications. Leveraging advanced expanded beam technology, these attenuators are particularly well-suited for multimode fiber systems, where consistent attenuation is critical regardless of launch conditions. Unlike traditional attenuating fibers, the expanded beam design ensures that insertion loss remains stable and unaffected by variations in the input light profile, making them a superior choice for demanding environments.
Engineered for versatility, these attenuators are available in both pigtail and receptacle configurations, with options for either fixed or removable filters. The removable filter versions provide exceptional flexibility, allowing users to easily swap or experiment with different attenuation levels as required by their specific setup. The robust construction and compact footprint make them ideal for integration into laboratory, industrial, or field settings where durability and space efficiency are paramount.
The expanded beam approach not only enhances power handling capabilities compared to conventional plug-style attenuators but also supports a broad wavelength range, accommodating singlemode, polarization maintaining, and multimode fibers. This makes the attenuators highly adaptable for use in CATV, LAN, telecommunications, test and measurement, optical power equalization, and research and development applications. Their low-cost design, combined with high performance and flexibility, positions them as an excellent solution for both new installations and upgrades in existing optical networks.
Overall, Fixed Neutral Density Attenuators with Expanded Beam Style offer a reliable and efficient method for managing optical power levels in fiber optic systems. Their ability to provide stable, mode-independent attenuation, coupled with rugged construction and flexible configuration options, ensures optimal performance across a diverse range of optical applications.
Fixed Neutral Density Attenuators - Expanded Beam Style
Specifications
| Number Of Channels: | Single Channel |
|---|---|
| Operating Wavelength Range: | 440 – 1625 nm |
| Dynamic Attenuation Range (max): | 30 dB |
| Return Loss (min): | 35 dB |
| Attenuation: | 5 dB to 30 dB, 5 dB increments |
| Return Loss (Singlemode/PM): | 40 dB |
| Return Loss (Multimode): | 35 dB |
| Available Wavelengths: | 440-1625 nm |
| Attenuator Diameter: | 0.79 |
| Removable Filter Size: | 12.7 mm diameter x 3 mm thick |
| Fiber Types: | Singlemode, Polarization Maintaining, Multimode |
| Fiber Core/Cladding Sizes: | 9/125 µm (example for 1300/1550 nm SMF) |
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Features
- Mode Independent Attenuation: Delivers consistent attenuation levels regardless of input mode, ideal for multimode fiber applications.
- Expanded Beam Technology: Utilizes advanced expanded beam optics for flexible design, higher power handling, and reduced sensitivity to fiber alignment.
- Wide Wavelength Range: Supports broad spectral operation from 440 nm to 1625 nm, suitable for a variety of optical systems.
- Multiple Fiber Compatibility: Available in singlemode, polarization maintaining (PM), and multimode fiber versions to meet diverse application needs.
- Flexible Configuration Options: Offered in both pigtail and receptacle styles, with fixed or removable filter versions for easy integration and experimentation.
- Removable Filter Versions: Enables quick filter changes for variable attenuation and simplified maintenance or testing.
- Rugged and Compact Design: Durable construction with compact form factors (20 mm or 33 mm diameter) for easy installation in space-constrained environments.
- Low Insertion Loss: Ensures minimal signal loss, with return loss up to 40 dB for singlemode/PM fibers and 35 dB for multimode fibers.
- Precise Attenuation Levels: Available in fixed attenuation values from 5 dB to 30 dB (in 5 dB increments) for accurate optical power control.
- Cost-Effective Solution: Offers high performance at a low cost, making it suitable for both commercial and research applications.
- Versatile Connector Options: Compatible with a wide range of industry-standard connectors including FC/PC, FC/APC, ST, SC, and more.
- Ideal for High-Power Applications: Expanded beam design supports higher optical power levels compared to traditional plug-style attenuators.
- Easy Integration: Designed for seamless use in CATV, LAN, telecommunications, test and measurement, optical power equalization, and R&D environments.
Applications
- CATV, LAN, and Telecommunications: Ideal for managing signal levels in cable television, local area networks, and telecommunication infrastructures, ensuring optimal performance and preventing receiver overload.
- Receiver Padding: Used to reduce optical power to protect sensitive receivers from high input levels, extending equipment lifespan and maintaining signal integrity.
- Test and Measurement: Essential in laboratory and field environments for calibrating and testing optical systems, simulating various loss conditions, and verifying system performance.
- Optical Power Equalization: Balances optical power across multiple channels or paths in complex optical networks, ensuring uniform signal distribution and minimizing channel imbalances.
- Research & Design: Supports R&D activities by providing precise and repeatable attenuation for experimental setups, prototyping, and system development in photonics and fiber optic technologies.
- High Power Optical Applications: The expanded beam design allows for higher power handling, making these attenuators suitable for applications involving high optical power levels where traditional plug-style attenuators may fail.
- Mode-Independent Attenuation: Particularly beneficial for multimode fiber systems where consistent attenuation is required regardless of launch conditions, ensuring reliable and predictable performance.
- Polarization Maintaining Systems: Available in polarization maintaining (PM) fiber versions, these attenuators are suitable for applications requiring preservation of polarization state, such as coherent communications and sensing.
- Flexible System Integration: Offered in both pigtail and receptacle styles, as well as removable filter versions, these attenuators can be easily integrated into a variety of optical setups for both permanent and temporary installations.
- Wavelength Versatility: With a wide operating wavelength range (440–1625 nm), these attenuators are compatible with a broad spectrum of optical sources, including visible, near-infrared, and telecom wavelengths.
- Educational and Training Labs: Useful in academic and training environments for demonstrating optical attenuation principles and hands-on fiber optic experiments.
- Field Deployments: Rugged and compact design makes them suitable for use in field installations and maintenance, where durability and reliability are critical.
Frequently Asked Questions
What are fixed neutral density attenuators with expanded beam style?
How does expanded beam technology benefit fiber optic attenuators?
What applications are suitable for expanded beam style fixed neutral density attenuators?
What attenuation levels and wavelength ranges are available for these attenuators?
What are the differences between pigtail and receptacle styles, and between fixed and removable filters?
Are these attenuators compatible with different fiber types and connector options?
What are the key advantages of using OZ Optics expanded beam style neutral density attenuators compared to traditional attenuators?
Got more questions? Use the inquiry form to ask the supplier directly.
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