FOT3109 optical light source can provide 1 to 4 output wavelengths to meet specific requirements, including the 650nm red source and the 1310/1550nm wavelengths for single mode fiber or the 850/1300nm wavelengths for multimode fiber, as well as other wavelengths according to customer needs. Together with the FOT3208 optical power meter, it is a perfect solution for the fiber optic network characterization.
FP-LD,LED or others please specify
Typical Output Power (dBm)
-7dBm for LD, -20dBm for LED
±0.05dB/15mins; ±0.1dB/ 8hours
FC/ universal adaptor
Alkaline Battery(3 AA 1.5V batteries)
Battery Operating Time(hour)
FOT3109 Handheld Light Source is designed for optimal use with FOT3208 Optical Power Meter for measuring optical loss on both single mode and multimode fiber cable.
* Provides 1~4 output wavelengths which can be optional according to customer’s needs
* CW, 2Hz modulation output at 650nm, and CW, 270Hz,1KHz,2KHz
modulation output at other wavelengths.
* High stability of the output power
* Stable output wavelength
* Backlight LCD display supports night operation
* Compact size and decent appearance
* Large LCD, easy operation
* Alternative 10 minutes Auto-off function conserving battery life