Polarization Maintaining CWDM Application
| US$50.00-400.00 | 1 Piece (MOQ) |
Shenzhen Kerns Technology Co., Ltd.
Guangdong, China
Last Login Date:
Jun 27, 2025
Business Type:
Manufacturer/Factory
Main Products:
Optical Beam Combiner, Fiber Coupler, Optical Isolator, Optical Fiber Wdm, Optical Devices, Optical Fiber Patch Cord, Mode Field Adaptor, Optical Circulator, Splitter, VOA
Product Description
Company Info
Basic Info.
Product Description
This CWDM module is designed for high-performance applications requiring polarization maintenance, low insertion loss, and high stability in optical networks such as CWDM systems, CWDM/OADM modules, and CWDM/OADM networks.
CWDM System, CWDM/OADM Module, CWDM/OADM Network
Parameters
| Parameter | Unit | Value |
|---|---|---|
| Center Wavelength | nm | ITU or ITU+1 |
| Operating Wavelength | nm | 12601460 or 14601620 or 1260~1620 |
| Channel Spacing | nm | 20 |
| Minimum Channel Bandwidth @ λc | nm | ±6.5/7.5 |
| Maximum Channel Flatness | dB | 0.4 |
| Maximum Insertion Loss | Transmission Channel | 0.6 |
| Reflection Channel | 0.4 (12601460 or 14601620) or 0.6 (1260~1620) | |
| Minimum Isolation | Adjacent Channel | dB |
| Non-Adjacent Channel | dB | |
| Reflection Channel | dB | 12 |
| Directivity | dB | 55 |
| Minimum Return Loss | dB | 50 |
| Minimum Extinction Ratio @ 23°C | dB | 20 |
| Maximum Wavelength Thermal Stability | nm/°C | 0.003 |
| Maximum Insertion Loss Thermal Stability | dB/°C | 0.005 |
| Maximum Power Handling (CW) | mW | 500 |
| Operating Temperature | °C | 0~+70 |
| Storage Temperature | °C | -40~+85 |
| Power Handling with Connectors | 1W (0.3dB higher insertion loss, 5dB lower return loss, 2dB lower extinction ratio) | |
| Key Alignment with Slow Axis | Yes |
Note: ITU refers to the International Telecommunication Union standard wavelength grid for optical communications.
Utilizing unique fiber drawing and packaging technology to achieve pump efficiency of over 93%, supporting various fibers and packaging sizes to meet customized needs.
Couplers / Splitters
Offering low insertion loss and high directivity coupling solutions, supporting stable operation of optical communication systems and optical testing systems.
Isolators
Particularly suitable for test instruments, Raman fiber lasers, ultrafast fiber lasers, etc., characterized by low insertion loss, high return loss, and high isolation.
R&D Team
Innovation focuses on product performance
Market Response
Diverse products, widely used
Technical Patents
Industry leader, professional and reliable
Quality Control
Perfection, Concentration and Efficiency
Q1: What is the warranty?
A1: Our products typically come with a one-year warranty. During the warranty period, if the product fails due to manufacturing defects or material issues, we will provide repair or replacement services free of charge. The warranty does not cover damage caused by misuse, mishandling, or failure to follow the operating instructions.
Q2: What is the packaging?
A2: Our products are packaged with professional shockproof and protective materials to ensure they are not damaged during transportation. Typically, the packaging includes anti-static bags, foam padding, and sturdy cardboard boxes for multiple layers of protection. For special products, we can also provide customized packaging according to customer requirements.
Q3: How do I know if this product is exactly what I need?
A3: Before purchasing, you can determine if the product meets your needs through the following ways:
- Product Manual: Carefully read the product manual and technical specifications.
- Technical Support Consultation: Contact our technical support team with your specific application requirements, and we will recommend suitable products for you.
- Sample Testing: For bulk purchases, we can provide samples for you to test and evaluate.
- Customer Reviews: Check other customers' reviews and feedback.
Q4: How do you maintain quality?
A4: We ensure product quality through the following methods:
- Strict Raw Material Selection: Only select high-quality raw material suppliers.
- Advanced Production Equipment: Use modern, precise production equipment and technology.
- Quality Control System: Establish a comprehensive quality control system, with strict quality inspections at each stage from raw material intake to product dispatch.
- Professional Team: Employ experienced engineers and technicians responsible for production and quality management.
- Continuous Improvement: Continuously collect customer feedback to improve product design and manufacturing processes, enhancing product performance and reliability.
