供应保偏耦合器1x2

Polarization Maintaining Filter Coupler (PMFC-1315)
1. Features:
Low Insertion Loss
High Extinction Ratio
High Return Loss
Excellent environmental stability and reliability
2. Applications:
Fiber Laser
Fiber Sensor
Telecommunications
Testing Systems
绵阳**光通信有限公司
COF Communications Co.,Ltd
Tel: +86 0816 2384466 2384488; Fax: +86 0816 2390866
E-mail: sales@ ; Website: 
3. Specifications:
Type Parameters Unit Values
Port Type 1X2 2X2
Operating Wavelength Range nm 1310±40 & 1550±40
Excess Loss dB ≤0.8 ≤1.1
Uniformity (only for 50/50) dB ≤0.5 ≤0.7
Extinction Ratio for F type & (B type) dB ≥22 & (20) ≥22 & (18)
Tap Ratio (Port 2/4) % 1±0.2%, 2±0.4%, 5±1%, 10%±2%, and 50%
Return Loss dB ≥50
Handling Power mW ≤500 (only for Splitter)
Tensile Load N ≤5
- Fiber Type SMF-28e or PM Panda Fiber on Tap Port
- PM Panda Fiber on lnput & Output Port
Operating Temperature ℃ -5 to +70
Storage Temperature ℃ -40 to +85
Light Path Explanation
1x2 B Type Port1 to Port2 & 3, Port2 is tap port.
F Type Port3 to Port1 & 2, Port2 is tap port.
B Type Port1 to Port2 & 3, Port2 is tap port.
2x2 Port3 to Port1 & 4, Port4 is tap port.
F Type Port1 to Port3 & 4, Port4 is tap port.
Port3 to Port1 & 2, Port2 is tap port.
“B” for Both axis working, “F” for Fast axis blocking.
*The specifications are w/o connector.
* For devices with connectors, 0.3dB higher for IL, 5dB lower for RL and 2dB lower for ER.