Our fiber optical coupler have low insertion loss, high isolation and good environmental stability
We supply various kinds of fiber optical coupler.
1. Applications
Fiber To The Home (FTTH)
Local Loop Passive Optical Networks (PON)
Fiber Optic CATV Fiber Communication Systems
Fiber Optic Test Equipment
Fiber Optic Sensing
Local Area Networks (LAN)
2. Features
ALL fiber construction
High Reliability
Outstanding Optical Performance
Different Fiber Types Available
3. Specification
Parameter
Unit
Premium
A
B
Operating Wavelength
nm
1310±20, 1550±20 /1310±40, 1550±40 or Others
Excess Loss
Typ.
dB
0.1
Polarization Stability
Max
dB
0.1
0.1
0.15
Uniformity (50:50)
Max
dB
0.6
0.8
1.0
Thermal Stability
Max
dB
0.2
0.3
0.4
Directivity
Min
dB
50 (1x2), 60 (2x2)
Reflectance
Min
dB
50 (1x2), 60 (2x2)
Operating Temperature
°C
-30 ~ 85
Storage Temperature
°C
-40 ~ 85
Insertion Loss
50/50
Max
dB
3.3/3.3
3.4/3.4
3.6/3.6
45/55
3.8/2.9
3.9/3.0
4.0/3.1
40/60
4.3/2.5
4.4/2.6
4.6/2.7
35/65
4.9/2.1
5.0/2.2
5.2/2.3
30/70
5.6/1.8
5.7/1.85
5.9/1.9
25/75
6.4/1.45
6.5/1.55
6.7/1.6
20/80
7.4/1.15
7.5/1.2
7.7/1.3
15/85
8.7/0.9
8.8/0.95
9.0/1.0
10/90
10.5/0.6
10.6/0.7
10.8/0.8
5/95
13.7/0.35
13.8/0.4
14.0/0.5
1/99
21.0/0.15
21.3/0.2
21.6/0.25