Is a handheld optical light source.  It can provide 1 to 4 wavelengths output to satisfy specific  requirements including the 650nm visible light 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’s needs. Together with the SFQTO-004 optical power meter, it is a perfect solution for fiber optic network applications.

Features：
Provides 1~4 wavelengths output which can be optional according to customers’ 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
Low battery power indication

Applications:
Maintenance in Telecom
Maintenance CATV
Test Lab of  optical fibers
Other Fiber Optic Measurements