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Twin Single Mode Isolator (2x2 1310/1480/1550nm 500mW)

Name: Twin Single Mode Isolator (2x2 1310/1480/1550nm 500mW)
Class: Isolator & Circulator
Type: Twin Single Mode Isolator

Specifications:
Parameters Unit Values
Stage   Single Stage Dual Stage
Grade   Grade P Grade A Grade P Grade A
Center Wavelength nm 1310,  1480  or  1550
Operating Wavelength Range nm ±20
Typ. Peak Isolation (Port 4 to Port 1, Port 3 to Port 2) dB 42 40 58 55
Min. Isolation (Port 4 to Port 1, Port 3 to Port 2) at λc dB 34 32 52 50
Typ. Insertion Loss (Port 1 to Port 4, Port 2 to Port 3) at  23 dB 0.45 0.55 0.55 0.7
Max. Insertion Loss (Port 1 to Port 4, Port 2 to Port 3) at -5-70 λc dB 0.65 0.75 0.75 0.9
Min. Return Loss (Input/Output) dB 55 / 55 55 / 55 55 / 55 55 / 55
Min. Directivity (Port 1 to Port 2, Port 3 to Port 4) at  23 dB 55 55 55 55
Min. Crosstalk (Port 1 to Port 3, Port 2 to Port 4) at  23 dB 55 55 55 55
Max. PDL at  23 dB 0.06 0.1 0.08 0.15
Max. PMD ps 0.21 0.251 0.05 0.07
Max. Optical Power (CW) mW 500
Max. Tensile Load N 5
Fiber Type   SMF-28e Fiber
Operating Temperature -5 to +70
Storage Temperature -40 to +85

Ordering Information:
A B C D E F G H
Wavelength Grade Stage PMD Connector Type on Port 1, 2 Fiber Jacket on Port 1, 2, 3 & 4 Fiber Length Package Length
31 = 1310nm
48 = 1480nm
55 = 1550nm
X = other
P = Premium Grade
A = A Grade
S = Single Stage
D = Dual Stage
 1 = 0.05ps Max.
2 = Refer to above Spec.
1 = FC/UPC
2 = FC/APC
3 = SC/UPC
4 = SC/APC
N=None
X=other
B = 250um Bare Fiber
L = 900um Loose Tube
1 = 1.0m
X:other
1 = 35mm
2 = 32mm

Twin Single Mode Isolator (2x2 1310/1480/1550nm 500mW)
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