三端口四端口保偏光纤环形器1550nm 或者1310nm或者1064nm
工作波长：1550nm, 1310nm, 1064nm
结构：1X2 或者2X2
Specifications
Parameter Unit Value
Center Wavelength (λc) 1310 1550
Operating Wavelength Range nm ±30 ±20
Typ. Isolation, λc, 23 ℃ dB 50 30
Min. Isolation, all wavelength range, 23 ℃ dB 40 22
Typ. Insertion Loss, λc , 23 ℃, dB 0.8 0.7
Max. Insertion Loss, all temperature, all wavelength range dB 1.1 1.0
Return Loss dB ≥55
Cross talk (1 → 3, 2 → 4) dB ≥50
Extinction Ratio dB ≥20
Power handling(CW) mW ≤500
Tensile Load N ≤5
Light path type A 1 → 2, 2 → 3, 3 → 4;
B 1 → 2, 2 → 3, 3 → 4, 4 → 1
Fiber Type PM1550 Panda Fiber
Operating Temperature ℃ -5 to +70
Storage Temperature ℃ -40 to +85
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