中文
       
FTTH Terminal Box
Field Assembly connector
EPON system
Fiber Switch
SFP Transceiver
Media Converter
PDH Multiplexer
Optical Automatic Protect
DWDM/CWDM/OADM
PLC Splitter
Coupler
  Single Mode Wideband Coupler
  SM Dual Window Coupler
  Single Mode 1X3 Coupler
  Single Mode Tree/Star Coupler
  Multimode Coupler
Optical Circulator
Optical Isolator
Optical Switch
Patch Cord/Connector
Optical Adaptor
Optical Attenuator
Patch Panel
Fiber Optic Closure
In-door Terminal Box
Optical Distribution Frame
FTTH Drop Cable
Optical Cable

 
 
Products > Coupler > SM Dual Window Coupler
 
Single Mode Dual Window Couplers
Single Mode Dual Window Couplers

Features
  • Low excess loss
  • Various couplin ratio
  • Compact size

Applications

Long-haul telecommunications CATV systems& Fiber sensors Local area network

Performance Specifications

Coupling Ratio(%)
1-50
Directivity (dB)
>55 dB
Operating Temperature
-40°C - 85°C for package A,B,S /-20°C ~70°C for package C
Storage Temperature
-40°C - 85°C
Fiber Type
Corning Single mode SMF-28, DS Fiber, or Flex core
Fiber Pigtail Length (m)
1meter
Port Configuration
1x2 or 2x2
Package Dimension
Package A, B, C,S

Specifications may change without notice.

Single mode Dual Window Wideband Couplers
Grade
P
A
Excess Loss (Typical )(dB)
0.10
0.15
Maximum Insertion loss (dB)
3.6
3.8
Uniformity (Max.) (dB)
0.7
1.0
Polarization Sensitivity (dB)
0.10
0.15
Operating Wavelength (nm)
1310 /1550 + 40, 1310 /1585+ 40, or custom wavelength

Coupling Ratio/Insertion Loss Conversion Chart
 
Coupling Ratio
Insertion Loss
 
Premium
A Grade
40/60
4.7/2.7
5.0/2.9
30/70
6.0/1.9
6.4/2.1
20/80
7.9/1.2
8.4/1.4
10/90
11.3/0.5
12.7/0.8
5/95
15.2/0.4
18.5/0.5
1/99
22.5/0.3
23.0/0.4
 
Ordering Information

 
Type
 Grade
Wavelength
Coupling Ratio or Attenuation (dB)
Port
Package
Pigtail Style
Fiber Type
In/Out Connector
 
S
W
S
P
A
35=1310/1550nm
36=1310/1585nm
50=50/50
30=30/70
10=10/90
05=5/95
01=1/99
0102=1x2
0202=2x2
M=Package M N=Package N
A=Package A
B=Package B
C=Package C
1=Bare Fiber
2=900µm Jacket
3=3mm Cable
0=SMF-28
D=DS Fiber S=Special
0=None
1=FC/APC
2=FC/PC
3=SC/APC
4=SC/PC
5=ST
6=LC
X=Special
 
* Type:
S – Single mode Standard Coupler
W – Single mode Wideband Coupler
 

PACKAGE DIMENSIONS & PIGTAIL STYLE

Package Dimensions:
Package A:  3mm x 54mm stainless steel tube
Package B:  3mm x 60mm stainless steel tube
 

Package C:  8.5mm x 14mm x 98mm case

Package S:  88.9mmX50.88mmX9.2mm case


Pigtail Style:
Package A:
Package B:
Package C:
Package S:
250um bare fiber
250um bare fiber or 900um loose tube
3mm cable or 900um loose tube
3mm cable or 900um loose tube



PDF(DownLoad
bc-optics (hk) limited copyright © 2006. all right reserved    design by sendnet.inc