1×2(2×2)Mini Single Mode Coupler (FSMC,FWBC,DWFC)
The 1×2 (2×2) Mini Single Mode Coupler from Kernstech is a high-performance optical component designed for optimal signal splitting and combining in single-mode fiber systems. Available in various configurations like FSMC, FWBC, and DWFC, this coupler operates effectively at wavelengths such as 1310 nm and 1550 nm. Known for its low insertion loss, high reliability, and minimal polarization-dependent loss (PDL), this coupler is a key component in telecommunications, fiber sensors, and fiber optic lasers. Its compact size makes it suitable for integration into tight spaces while providing consistent performance in demanding environments.
| Quantity: | |
|---|---|
| PDF Export | |
Product Description
| Parameter | Spec | Unit | |||||
| Type | FSMC | FWBC | DWFC | / | |||
| Grade | Grade P | Grade A | Grade P | Grade A | Grade P | Grade A | / |
| Operating wavelength | 1310+/-15 or 1550+/-15 | 1310+/-40 or 1550+/-40 | 1310+/-40&1550+/-40 | nm | |||
| Polarization Dependent Loss | ≤0.10 | ≤0.15 | ≤0.10 | ≤0.15 | ≤0.15 | ≤0.20 | dB |
| Directionality | ≥55 | ≥55 | ≥55 | dB | |||
| Typical additional loss | 0.07 | 0.1 | 0.07 | 0.10 | 0.15 | 0.20 | dB |
50/50 | ≤3.5 | ≤3.7 | ≤3.6 | ≤3.8 | ≤3.7 | ≤3.9 | dB |
| 40/60 | ≤4.5/2.7 | ≤4.8/2.9 | ≤4.6/2.8 | ≤4.9/3.0 | ≤4.7/2.8 | ≤5.0/3.0 | dB |
| 30/70 | ≤5.8/2.0 | ≤6.1/2.1 | ≤5.9/2.1 | ≤6.3/2.2 | ≤6.1/2.1 | ≤6.4/2.2 | dB |
| 20/80 | ≤7.7/1.25 | ≤8.0/1.3 | ≤7.8/1.3 | ≤8.2/1.4 | ≤8.0/1.3 | ≤8.4/1.4 | dB |
| Splitting ratio 10-90 | ≤11.2/0.7 | ≤11.8/0.85 | ≤10.9/0.75 | ≤11.2/0.85 | 9.25~11.25/0.7 | ≤8.80~11.65/0.85 | dB |
| 5-95 | ≤14.5/0.45 | ≤15.0/0.55 | ≤14.5/0.5 | ≤15.0/0.55 | ≤12.10~14.40/0.5 | ≤11.60~14.90/0.55 | dB |
| 3-97 | ≤16.3/0.4 | ≤16.8/0.45 | ≤16.4/0.4 | ≤16.8/0.45 | 14.15~16.75/0.4 | ≤13.60~17.30/0.45 | dB |
| 2-98 | ≤18.5/0.3 | ≤19.2/0.35 | ≤18.3/0.35 | ≤18.75/0.4 | ≤15.80~18.70/0.35 | ≤15.15~19.30/0.4 | dB |
| 1-99 | ≤21.5/0.25 | ≤22.2/0.3 | ≤21.4/0.3 | ≤21.9/0.35 | ≤18.65~21.85/0.3 | ≤17.95~22.55/0.35 | dB |
| Operating temperature | -40~+85 | ℃ | |||||
| Storagetemperature | -40~+85 | ℃ | |||||
| Port | 1×2 or2×2 | ||||||
| Package Dimensions | φ2.4×L22 or φ2.4×L25 or φ2.4×L30φ3.0×L35 or φ2.4×L18 | mm | |||||
| Fiber Type | SMF-28e or RC80 SM1550 | / | |||||
| Pigtail Type | 250μm barefiberor 165um bare fiber | / | |||||
Product Features
● Low Insertion Loss: Ensures high efficiency with minimal signal degradation during transmission, maintaining optimal system performance.
● Minimal Polarization Dependent Loss (PDL): With PDL as low as 0.10 dB, this coupler ensures consistent and stable signal performance, even in dynamic systems.
● High Directionality: Offers a high directionality of ≥55 dB, which is crucial for applications where precise signal splitting and combining are needed.
● Flexible Splitting Ratios: Available in various splitting ratios such as 50/50, 40/60, 20/80, and more, catering to a wide range of applications.
● Compact and Durable Design: Its small form factor and robust construction make it suitable for space-constrained environments while ensuring long-term reliability.
Product Quality Control
Kernstech adheres to stringent quality control standards throughout the manufacturing process. Every 1×2 (2×2) Mini Single Mode Coupler undergoes rigorous testing to ensure it meets high-performance criteria, including insertion loss, polarization-dependent loss, and directionality. Additionally, each unit is tested for optimal performance under varying temperature conditions to ensure reliable operation in real-world environments. Our products undergo final inspections and testing before shipment, ensuring the highest quality and performance standards.
Product Uses
The 1×2 (2×2) Mini Single Mode Coupler is designed for a variety of applications that require reliable signal splitting and combining in fiber optic systems. Common uses include:
● Telecommunications: Used in optical communication systems for signal routing and power splitting.
● Fiber Sensors: Integral in fiber optic sensors for signal splitting and data acquisition.
● Fiber Optic Lasers: Helps in power distribution for fiber laser systems, ensuring stable performance.
Usage Scenarios
● Fiber Optic Networks: Helps in routing signals across different fibers in optical networks, maintaining signal integrity and minimizing loss.
● Telecom Equipment: Provides reliable signal splitting in fiber optic equipment used in telecom and data transmission systems.
● Industrial and Research Applications: Used in testing and experimental setups, ensuring precise signal management and measurement.
FAQ
Q: Can this coupler be used in high-temperature environments?
A: Yes, the coupler operates effectively in temperatures ranging from -40°C to +85°C, making it suitable for harsh environmental conditions.
Q: What fiber types are compatible with this coupler?
A: It is compatible with SMF-28e, RC80 SM1550, and other standard single-mode fibers.
Q: What applications are best suited for this product?
A: This coupler is ideal for use in telecommunications, fiber sensors, and fiber optic lasers, ensuring precise signal distribution and management.
