Viscore

Features

Applications

• High Isolation
• Low Insertion Loss
• High Return Loss
• Optical Path Epoxy Free
• Low Polarization Sensitivity

• Fiberoptic Amplifiers
• CATV Fiberoptic Links
• Fiberoptic Systems Testing
• Fiberoptic LAN Systems
• Telecommunications

Parameters

Unit

Specifications

Signal Channel Operation Wavelength Range

nm

1528--1565

Pump Channel Operation Wavelength Range

nm

972--978

Isolation (@

dB

>30

Signal Channel Isolation within Pump Wavelength(@,all SOP)

dB

≥ 30

Pump Channel Isolation within Signal Wavelength(@,all SOP)

dB

≥ 12

Pump Channel IL(within band and 0--70℃,all SOP)

dB

≤ 0.4

Signal Channel IL(within band and 0--70℃,all SOP)

dB

≤1.3

Nominal Tap Ratio 2% Insertion Loss(within band and 0--70℃,all SOP) 

dB

12.2-14.5(5%)

Wavelength Dependent Loss（972—978nm） 

dB

≤0.15

Wavelength Dependent Loss（1528—1565nm） 

dB

≤0.2

Return Loss(all ports)

dB 

≥50

Directivity (T®R and R®T) 

dB

≥ 50

PDL

dB

≤ 0.1

PMD

ps

≤ 0.1

Fiber Type

Corning SMF-28 at Tap & Transmission Port,

Corning Hi-1060 Fiber at Pump & Common port

Fiber Length

m

1.0 +0.1/-0.1

Connectors

None

Package Dimension

mm

5.5 ± 0.10 (f) ´ 35 mm ± 1 (L)

Power Handling

mW

≤ 500

Operation Temperature

°C

0 ~ +70

Storage Temperature

°C

-40 ~ +85

Polarizer Type 

WDM 

Isolator WDM Style 

Tap rate 

Fiber Length 

In/Out Connector 

WTIH= WDM Tap

Isolator 3in1

Hybrid

59=1550nm/980nm

SF= Single/Forward
DF= Dual /Forward

SB= Single/Backward

DB=Dual/Backward

01=1%

05=5%

10=10%

…

05=0.5m
10=1.0m
15=1.5m
20=2.0m

40=Customer Length

0=None
1=FC/APC
2=FC/PC
3=SC/APC
4=SC/PC
5=ST
6=LC