Laser Source TW3111Is a handheld optical light source, newly released in 2007. It can provide 1 to 6 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 TW3211 optical power meter, it is a perfect solution for fiber optic network applications.FeaturesCW, 2Hz modulation output at 650nm, and CW, 270Hz,1KHz,2KHz modulation output at other wavelengths. Provides 1~6 wavelengths output which can be optional according to customers¡¯ needs High stability of the output power Stable output wavelength Backlight LCD display supports night operation Low battery power indicationApplicationsMaintenance in TelecomMaintenance CATVTest Lab of optical fibersOther Fiber Optic Measurements