Attenuating The Optical Power Output - Halma Ocean Optics HL-2000-FHSA Installation And Operation Manual

3. Shift the SMA socket to optimize the optical power of the HL-2000-FHSA.
4. Tighten the blocking screw to secure the SMA socket position.

Attenuating the Optical Power Output

The HL-2000-FHSA allows you to attenuate the optical output of the unit by adjusting the attenuation
screw.
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Procedure
To attenuate the optical output of the HL-2000-FHSA, follow the steps below:
1. Ensure that the shutter switch on the rear of the unit is in the open position.
2. Loosen the fixture screw with the provided 2.0mm Allen wrench.
3. Turn the attenuation screw until the desire optical power is achieved.
4. Tighten the fixture screw when finished.
5. To attenuate the optical output of the HL-2000-FHSA, turn the attenuation-screw clockwise.
The attenuation screw can prevent the shutter form opening if turned clockwise too
far. If the shutter is not working, turn the attenuation screw counterclockwise.
000-10000-070-02-201504
Caution
2: HL-2000 Specifications
9