TM3111 Optical Light Source


Type: TM3111 optical light source

Wavelengths(nm): Provides 1~6 Wavelengths according to needs

Emitter Type: FP-LD,LED

Dimension(mm): 190X100X50

Weight(g): 370 g

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TM3111 optical light source is a handheld optical light source, 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.


1. Provides 1~6 wavelengths output which can be optional according to customers’ needs
2. CW, 2Hz modulation output CW, 270Hz,1KHz,2KHz modulation output at other wavelengths.
3. High stability of the output power
4. Stable output wavelength
5. Backlight LCD display supports night operation
6. Low battery power indication


Maintenance in Telecom Maintenance CATV Fiber Optic Lab Testing
Other Fiber Optic Measurements



Provides 1~6 Wavelengths according to needs.
Emitter Type
Typical Ouput Power(dBm)
-7 @1310nm,1550nm, -20dBm for LED
Spectral Width(nm)
Output Stability
±0.05dB/15mins; ±0.1dB/ 8hours
Modulation Frequencies
Optical Connector
SC/PC(Other type adapters can be required)
Power Supply
Alkaline Battery(3 AA 1.5V batteries); AC Adaptor(9V)
Battery Operating Time(hour) 45
Operating Temperature(℃) -10~+60
Storage Temperature(℃) -25~+70
Dimension(mm) 190X100X50
Weight(g) 370

Standard Package 


All TM3111 Models TM3111 Optical Light Source, 3pcs 1.5V batteries, AC Adaptor, User Manual, Cotton
swabs and Soft carrying case.