Multimode Fiber Couplers

 

 

Features

 

Applications

 
 
  • Low Insertion loss
  • Wide Operating Wavelength
  • Compact Size
  • Excellent Environmental & Mechanical Stability
 
  • Local Area Networks
  • CATV Systems
  • Subscriber Loop
  • Fiberoptic Instruments
  • Fiber Sensors
 

 

 

Performance Specifications

 

Parameter

Specifications

Type

Multimode Standard Fiber Couplers

Grade P Grade A Grade
Central Wavelength 850nm or 1310nm or 1550nm
Coupling Ratio 50/50%
Port Configuration 1x2 or 2x2
Excess Loss (Typ.) 0.5dB (0.8dB)* 0.7dB (1.0dB)*
Insertion loss (Max.) 3.5dB (4.0dB)* 3.7dB (4.2dB)*
Uniformity (Max.) 0.6dB 0.8dB
Directivity (Min.) 35dB
Operating Temperature -20 to +75°C (-40 to +85°C Available upon request)
Fiber Type Corning multimode 50/125, 62.5/125, 100/140 fiber
Fiber Pigtail Length 1m or custom on request
Package Dimensions (mm) Package M, A, B, C
 
 

Parameter

Specifications

Type

Multimode 1x3, 1x4 True Fusion Couplers

Grade P Grade A Grade
Central Wavelength 850nm or 1310nm or 1550nm
Port Configuration 1x3 1x4
Insertion loss (Max.) 6.0dB (6.5dB)* 7.2dB (7.6dB)*
Uniformity (Max.) 1.2dB
Directivity (Min.) 35dB
Operating Temperature -20 to +75°C (-40 to +85°C Available upon request)
Fiber Type Corning multimode 50/125, 62.5/125, 100/140 fiber
Fiber Pigtail Length 1m or custom on request
Package Dimensions (mm) Package A, B, C
 
 

Parameter

Specifications

Type

Multimode Tree / Star Couplers

Central Wavelength 850nm or 1310nm
Configuration Type n x 4 (n=1,2,4,) n x 8 (n =1,2,8) n x 16 (n =1,2,16)
Insertion loss (Max.) 7.0dB / 7.6dB* 10.50dB / 11.0dB* 14.0dB / 15.0dB*
Directivity (Min.) 40dB
Operating Temperature -20 to +75°C (-40 to +85°C Available upon request)
Fiber Type Corning multimode 50/125, 62.5/125, 100/140 fiber
Fiber Pigtail Length 1m or custom on request
Package Dimensions (mm) Package S, D Package, D Package, E
Note:
* For 50/125 um, 62.5/125 um fiber operating is at 850nm.
** Measured under the stable mode condition with LED light source (CPR < 12).
All values referenced are without connector.
 
 

Ordering Information

 

T

T
TT TT TTTT T T T TT
Type
Grade
Wavelength
Coupling Ratio or Attenuation (dB)
Port
Package
Pigtail Style
Fiber Type
In/Out Connector

M = Multimode Fiber Coupler

P = P Grade
A = A Grade

85 = 850nm
13 = 1310nm
15 = 1550nm

50 = 50/50
30 = 30/70
10 = 10/90
05 = 5/95
01 = 1/99
AV = Tree Coupler

0102 = 1x2
0202 = 2x2
0103 = 1x3
0303 = 3x3
0104 = 1x4
.................
0116
= 1x16
1616 = 16x16
3232 = 32x32

A = Package A
B = Package B
C = Package C
D = Package D
E = Package E
M = Package M
S = Package S



1 = 250um Bare Fiber
2 = 900um Jacket
3 = 3mm Cable

2 = 50/125
3 = 62.5/125
4 = 100/141
5 = Special

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


 

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