Description
Multimode fiber couplers (MMC) are used for multimode fiber LAN systems, Optical fiber sensor and testing instrument, MMC with high reliability and low insertion loss.
Parameter
Grade
P
A
Operating Wavelength(nm)
850 , 1310
Band width(nm)
±40
Return loss(dB)
≥40
Operating Temperature(?)
-40~+85
Typical Excess Loss(dB)
0.4
0.7
50/50
≤3.7/3.7
≤4.0/4.0
40/60
≤4.7/2.7
≤5.0/3.0
30/70
≤6.0/2.1
≤6.3/2.4
Insertion Loss(dB)
20/80
≤7.8/1.4
≤8.1/1.7
10/90
≤11.2/0.9
≤11.6/1.2
5/95
≤15/1.0
2/98
≤18.6/0.6
≤19.4/0.9
1/99
≤22.0/0.5
≤22.8/0.8
PDL(dB) ≤0.5
≤0.8
Other specification base on customer request