Single Window Wideband Coupler

Specifications (based on 50/50 ratio)
Parameter Premium A Grade
Operating Wavelength Range Center Wavelength ± 40 nm
Insertion Loss ≤ 3.5 dB ≤ 3.7 dB
Uniformity (Typical) ≤ 0.5 dB ≤ 0.7 dB
Return Loss ≥ 55 dB (1x2); ≥ 65 dB (2x2)
PDL ≤ 0.10 dB ≤ 0.15 dB
Operating & Storage Temperature -40°C ~ +85°C
Package Dimensions - Light Duty (B) 3.0mm (ø) x 55mm (L)
Package Dimensions - Medium Duty (L) 3.0mm (ø) x 60mm (L)
Package Dimensions - Heavy Duty (K,R) 12.0mm x 8.0mm x 120.0mm
Tap Coupler
Coupling Ratio Max Insertion Loss
Premium A Grade
40/60 4.4/2.5 dB 4.8/2.8 dB
30/70 5.6/1.8 dB 6.1/2.0 dB
20/80 7.6/1.2 dB 8.0/1.3 dB
10/90 10.8/0.6 dB 12.0/0.8 dB
5/95 14.0/0.4 dB 14.5/0.5 dB
1/99 21.0/0.2 dB 21.5/0.3 dB
Tree Couplers
*Port # Max IL Uniformity
Premium A Grade Premium A Grade
1x4 7.0 dB 7.4 dB 1.3 dB 1.7 dB
1x8 10.2 11.3 dB 1.9 dB 2.5 dB
1x16 13.6 dB 15.0 dB 2.4 dB 3.5 dB
* Other Port Numbers upon request

Note1: All values specified are without connectors.
Note2: Higher performance specifications upon request.
Note3: Fiber Type - Corning SMF-28