KD-520 mini light source is used FP-LD as emitter. It integrates the super small size and strong function in one unit. It has been widely used in telecommunication engineering and maintenance, teaching, scientific research and factories. It is an ideal test instrument for optical fiber solution.
Specifications:

Emitter type
FP LD

Wavelength (nm)
1310

Output Power(dBm)
-7--6

Output stability (dB/20° C)
± 0.05dB/15min; ± 0.10dB/8h

Output Type
CW

Optical connector
FC/PC

Power supply
Alkaline battery ( 3 AAA 1.5V battery)

Operating temperature -10~+60

Storage temperature -25~+70

Battery working hours 40h

Dimension 118x60x20mm

Weight 75g(without battery)