Basic Info.
Model NO.
780-1550nm Filter Coupler
Application
Communication
Connection Structure
No Connector
Material Shape
Round Wire
Allowed Lateral Pressure
100(N/100mm)
Allowed Tensile Strength
<100N
Central Wavelength
780-1550nm
Operating Wavelength Range
±40
Max. Additional Loss
0.7-1.2
Operating Temperature
-5~+70
Storage Temperature
-40~+85
Transport Package
Bag Packing Separately
Product Description
780-1550nm Optical Fiber PM Coupler Polarization Maintaining Filter Coupler (1x2/2x2)
Product Description
Features
- Low Insertion Loss
- High Return Loss
- High Extinction Ratio
- High Stability & Reliability
Applications
- Erbium-Doped Fiber Amplifier & Raman Fiber Amplifier
- Fiber Optic Instruments
- Fiber Sensors
Specifications
Parameter | Unit | Value |
Type | | 1x2 | 2x2 |
Center wavelength | nm | 1550,1310 | 1064,980 | 850,780 | 1550,1310 | 1064,980 | 850,780 |
Operating Wavelength Range | nm | ±40 | ±20 | ±10 | ±40 | ±20 | ±10 |
Max. additional loss | dB | 0.7 | 08 | 0.8 | 1.0 | 12 | 1.2 |
Uniformity (50/50 only) | dB | 0.4 | 0.5 | 0.6 | 0.6 | 0.8 | 0.8 |
Splitting ratio | dB | 01/99~50/50 |
Min. Extinction Ratio | Two-axis work | dB | 20 |
Fast Axis Blocked | dB | 22 |
Min. return loss | dB | 50 |
Max. Optical Power(CW) | mW | 500 |
Max.Tensile Load | N | 5 |
Fiber Type | Input & Output | | PM Panda fiber |
Tap | | PM Panda fiber or 780-HP, HI1060 , SMF-28e |
Operating temperature | ºC | -5~+70 |
Storage temperature | ºC | -40~+85 |
Note:For device with connector, the power handling is only 1W,IL is 0.3dB higher, RL is 5dB lower, ER is 2dB lower. The default connector key is aligned to slow axis.
Package Dimensions
Company Profile
Our Advantages
Beam Combiners
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.
Packaging & Shipping
FAQ
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.
Address:
N/a, Shenzhen, Guangdong, China
Business Type:
Manufacturer/Factory
Business Range:
Industrial Equipment & Components, Manufacturing & Processing Machinery
Management System Certification:
ISO 9001, ISO 9000
Company Introduction:
- Background: Founded in 2018, focused on the R&D, production, and sales of fiber laser supporting devices and fiber passive devices.
- Vision and Mission: To provide high-performance, high-reliability optoelectronic products through innovative technology, creating value for customers worldwide.
- Core Business: Specializing in the R&D, production, and sales of fiber laser supporting devices and fiber passive devices.
- Team and Culture: Bringing together top industry talents, advocating a corporate culture of innovation, excellence, and cooperation.