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Dual Window Single Mode Coupler

Auxora 1x2/2x2 single mode couplers offer low insertion loss, low PDL and excellent environmental stability, these couplers feature good channel uniformity and accurate coupling ratio from 50/50 to 1/99 with 250um bare fiber,900um loose tube and 2.0mm/3.0mm jacket available.
Dual window couplers can be used for power splitting and monitoring with operating wavelength of 1310/1550nm.

Features Applications Specifications Downloads
  • Low excess loss
  • Good channel uniformity
  • High stable & reliable
  • Epoxy free optical path
  • Telcordia GR-1221 and GR1209 compliant
  • Fiber optic amplifier
  • Long-haul telecommunications
  • CATV systems & fiber optic sensors
  • FTTH & LAN

Parameters Unit Value
P Grade A Grade
Operating Wavelength Range nm 1310±15 or 1550±40 or others on request
Typical Excess Loss dB ≤ 0.07 ≤ 0.10
Insertion Loss 50/50 dB ≤ 3.6 ≤ 3.8
40/60 ≤ 4.7/2.7 ≤ 4.9/2.9
30/70 ≤ 6.0/1.9 ≤ 6.3/2.1
20/80 ≤7.9/1.3 ≤ 8.4/1.4
10/90 9.2~11.2/≤ 0.75 8.8~11.4/≤ 0.8
5/95 12.05~14.15/≤ 0.4 11.60~14.60/≤ 0.5
2/98 15.75~18.45/≤ 0.3 15.15~19.00/ ≤ 0.4
1/99 18.60~21.60/≤ 0.25 17.95~22.25/≤ 0.35
Polarization Dependent Loss dB ≤ 0.15 ≤ 0.20
Directivity dB ≥ 55
Maximum Power Handling mW 500
Operating Temperature °C -40 ~ 85
Storage Temperature °C -40 ~ 85
Package Size mm Φ3.0xL45（250um bare fiber）
Φ3.0xL54（900um loose tube）
90x20x10（900um loose tube or 2mm/3mm Cable）
Fiber Type -- SMF-28e+ or ITU-T G657.A

NOTES:
1) All specifications are based on the devices without connectors, and guaranteed over wavelength, polarization and temperature.
2) IL is 0.3 dB higher, RL is 5 dB lower for each connector added.



Dual Window Single Mode Coupler
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