We, Shanghai HJ Fiber Co., Ltd, Guaranteed the High quality (Rohs, ISO9001, ) , Competitive price and Delivery on time service to our customers. Our products shown below: Isolator, Coupler, Circulator, WDM, Media Converter, Fast Ethernet Switch
Fiber Optic Couplers are used to redistribute the fiber optic light signals, they can distribute fiber optic light transmitted from one fiber to two or more fibers.

Applications
FTTX application
CATV network
Wavelength division multiply
Testing equipment
Local Area Network
Features
Low insertion loss and high uniform
Low polarization relevant
Redundant reliability
Low cost and small volume
Surpass Telcordia requirements

Description
Grade P A
Central Wavelength nm 1310or1550
Operating Broadband 1310or1550 nm +-10
Insertion Loss dB Maximum 6.8 7.2
Excess Loss dB Typical 0.2 0.3
PDL dB Maximum 0.15 0.2
Uniformity dB Maximum 1.0 1.2
Temperature dB -40-+85 0.15
Directivity dB 55
Return Loss dB 55
Operating Temperature -20~+70
Storage Temperature -40~+85
Fiber Type Corning SMF-28
Pigtail Type Bare fiber, 3.0mm optical fiber0.9mm Loose Sleeve 1m
Package Dimension mm 3*54, 3.5*60