Feature:
v Good interchangeability and repeatability
v Environmentally stable
v Easy installation
v Custom designed specifications
v Low return loss
v Readily panel mountable
v Compact packing
Application :
--- LAN
--- CATV
--- FTTH
--- Fiber optic sensors
--- Testing instruments
--- Telecommunications
--- Multi-channel subscriber loop
--- Optical transmission system
--- Variable of attenuation ways and a bound of connector types
Optical Performance:
M-F Plug Type | F-F Adaptor Type | |
Testing Wavelength(nm) | SM: 1310nm/1550nm | 1310nm |
MM: 850nm/1300nm | ||
Attenuation Accuracy(dB) | 1-9dB; 0.5dB; 10-30dB; 10% of Attenuation Value | |
Return Loss(dB) | ≥50dB (PC) | ≥50dB (PC) |
≥60dB (APC) | ≥60dB (APC) | |
Input Power (Max.) (mW) | 300 | |
Durability(dB) | <0.2dB Typical, 1000 Matings | |
Operating Temperature(°C) | -40~+80 | |
Storage Temperature(°C) | -40~+85 |
Specification :
parameter | SM(9/125) | MM(50/125,62.5/125) | ||
Attenuation values | 1dB to 20dB(1dB step),25dB,30dB | 1dB to 25dB(1dB step) | ||
Wavelength | 1310nm & 1550nm | 850nm &1300nm | ||
Attenuation Tolerance (dB) | 1-10dB<±1.0dB ( typical ) standard | 2dB,5dB,10dB<±1.0dB(typical ) standard | ||
11-25dB<±10% ( typical ) standard | 15dB<±10% ( typical ) standard | |||
1-10dB<±0.5dB ( typical ) premium | 2dB,5dB,10dB<±0.5dB(typical ) premium | |||
11-25dB<±5% ( typical ) premium | 15dB<±5% ( typical ) premium | |||
Return Loss | PC | ≥45 dB | | |
UPC | ≥55 dB | |||
APC | ≥65 dB | |||
Attenuator mode | Fixed type, male to female type, In-line type, Variable type | |||
Operating Temperature | -40°C~+75°C | |||
Storage Temperature | -40°C~+85°C |
Resistance to high-power light source,
With light weight, small size, high accuracy, good stability, various forms, convenient characteristic.