Polarization Maintaining Filter Coupler
Features
*Low ion loss
*High Return Loss
*High extinction ratio
*Excellent stability and reliability
Applications
* Fiber Lasers
* Fiber Sensors
* Testing Systems
Specifications
|
Parameter |
Unit |
Value |
||||
|
Port Type |
- |
1x2 |
2x2 |
|||
|
Center Wavelength |
nm |
1310,1550 |
1064 |
1310,1550 |
1064 |
|
|
Operating Wavelength Range |
nm |
±40 |
±20 |
±40 |
±20 |
|
|
Max. Excess Loss |
dB |
0.7 |
0.8 |
1 |
1.2 |
|
|
Uniformity (only for 50/50) |
dB |
0.4 |
0.5 |
0.6 |
0.8 |
|
|
Coupling Ratio |
dB |
01/99~50/50 |
||||
|
Min. Extinction Ratio at 23℃ |
dB |
22 (P1 -->P3 and P3 --> P1 ER>25dB) |
||||
|
Min. Return Loss |
dB |
50 |
||||
|
Max. Optical Power(CW) |
mW |
300 |
||||
|
Max. Tensile Load |
N |
5 |
||||
|
Fiber Type |
Tap Port |
- |
SMF-28E, Hi1060 or PM Panda fiber |
|||
|
Port 1 & 3 |
- |
PM Panda fiber |
||||
|
Optical Path of Type |
Type B |
- |
Port 1 to Port2/3, Port 2 is Tap Port |
Port 1 to Port2/3,Port 2 is Tap Port, Port 3 to Port1/4,Port 4 is Tap Port |
||
|
Type F |
- |
Port 3 to Port1/2, Port 2 is Tap Port |
Port 1 to Port3/4,Port 4 is Tap Port, Port 3 to Port1/2,Port 2 is Tap Port |
|||
|
Operating Temperature |
℃ |
-5~+70 |
||||
|
Storage Temperature |
℃ |
-40~+85 |
||||
Remark: * The Above specifications is without connector. IL is 0.3dB higher, RL is 5dB lower and ER is 2dB lower for each connectoradded. The default connector key is aligned to slow axis.
* Type B: Both axis working, Type F: for Fast axis blocked
Ordering Information
|
PMFC – A — B — C— D — E — F — G— H — I — J |
||
|
A |
Port Number |
1×2 , 2×2 |
|
B |
Wavelength |
1064=1064nm , 1310=1310nm,1550=1550nm,S=Special |
|
C |
Tap ratio |
01=1/99,02=2/98,03=3/97,……,10=10/90,20=20/80,30=30/70,……50=50/50,or others |
|
D |
Axis Alignment |
F=Slow axis working, Fast axis blocked; B=Both of axis working |
|
E |
Pigtail Type |
BF=bare fiber, 0.9=0.9mm loose tube |
|
F |
Fiber type for tap port |
SMF-28e, Hi1060, PM1550, PM1310, PM980, etc |
|
G |
Fiber type for port 1,3 |
SMF-28e, Hi1060, PM1550, PM1310, PM980, etc |
|
H |
Connector Type |
N=None, LC/UPC, LC/APC, SC/UPC, SC/APC, FC/UPC, FC/APC, etc |
|
I |
Package Size |
5.5x35mm |
|
J |
Fiber length |
003=0.3m, 005=0.5m; 010=1.0m;100=10m etc |
|
For example：PMFC-2*2-1064-30 -F-BF-Hi1060-PM980-N-5.5x35-010 |
||