Jonard Tools FLS-50 Optical Light Source

Designed to allow for quick and precise testing of optical network power levels, the Jonard Tools FLS-50 Optical Light Source provides a highly stable output power and offers four modulation outputs at 1310 and 1550nm wavelengths. With the bright 2.4" color LCD display, you can easily keep an eye on your readouts, and the intelligent backlight control saves battery life.