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Single Mode Standard Coupler (SSC)

The single mode standard coupler (SSC) features low excess loss, high stability and reliability. It is widely used for optical fiber communication systems and CATV systems.

Key Features：
* Low excess loss
* Low PDL
* High stability and reliability

Applications:
* CATV
* Optical communication systems
* Testing instruments


Specifications:
Grade
Parameter P A
Operating   wavelength (nm) 1310   or 1550, others on request
Operating   bandwidth (nm) ± 15
Typical excess   loss (dB) 0.07 0.1
Insertion loss (dB) 50/50 ≤3.4 ≤3.6
45/55 ≤4.1/3.1 ≤4.3/3.3
40/60 ≤4.4/2.6 ≤4.7/2.8
35/65 ≤5.2/2.3 ≤5.5/2.5
33/67 ≤5.4/2.2 ≤5.7/2.3
30/70 ≤5.7/1.9 ≤6.0/2.0
25/75 ≤6.6/1.7 ≤7.0/1.8
20/80 ≤7.6/1.25 ≤8.0/1.35
15/85 ≤9.2/1.0 ≤9.6/1.2
10/90 9.2~11.0/≤0.65 9.0~11.2/≤0.8
5/95 12.0~14.2 /≤0.4 11.75~14.45/≤0.5
3/97 14.05~16.55/≤0.3 13.75~16.85/≤0.4
2/98 15.7~18.5/≤0.25 15.35~18.85/≤0.35
1/99 18.55~21.5/≤0.2 18.15~22.0/≤0.3
PDL (dB) ≤0.10 ≤0.15
Directivity   (dB) ≥55
Operating temperature (℃) -40 ~ +85
*The above specification is without connector
*Other specifications can be made on customer request.