CAT0051 REV01
1X2 MultiMode Filter Coupler
Features：
Low Insertion Loss & High Isolation
High Stability and Reliability
Application：
Fiber Amplifier
Fiber Laser
Fiber Instrument
Specifications：
Parameter
Value
Operating Wavelength(nm)
Excess Loss (dB)
Uniformity (only for 50/50) (dB)
Tap 1%
1260~1620
≤1.0
1310（1550）±40；850（980,1064）±30；
≤0.8
≤0.6
≤0.8
19.2-23.0
16.2-18.5
12.2-14.5
9.2-11.2
6.2-8.0
5.0-5.8
4.0-4.8
3.0-4.0
≤0.15
≥30
Tap 2%
Tap 5%
Tap 10%
Tap 20%
Tap 30%
Tap 40%
Tap 50%
Insertion Loss for
Tap port（dB）
PDL(dB)
Directivity (dB)
Return Loss (dB)
≥30
Power Handling (mW)
Fiber Type
≤500
MMF 62.5/125，MMF 50/125，MMF105/125
0 ~ +70
-40 ~ +85
φ 5.5×L35
Operating Temperature (℃)
Storage Temperature(℃)
Dimensions (mm)
*Above specifications are for devices without the connectors.
*For devices with connectors, IL will be 0.3dB higher, RL will be 5dB lower
*All of the data is tested by DFB laser
Packing Dimensions：
mar
k
et@acfiber.com