Adjusting optical power – Ocean Optics FHSA-TTL User Manual
Page 9
1: Setup
000-10000-140-02-1209
3
Shutter Switch Positions
Switch Position
Action
OPEN
Shutter open
CLOSE
Shutter closed
TTL
Operation by external TTL signal:
HIGH = Open
Low = Closed
Adjusting Optical Power
The FHSA-TTL is adjusted at the factory for maximum power. If lower optical power is required, you
can adjust it by turning the attenuation screw clockwise to decrease the power down to 0%.
FHSA-TTL Top View
►
Procedure
Follow the steps below to adjust optical power:
1. Move the shutter switch to the OPEN position to open the shutter.
2. Connect a fiber optic spectrometer or an optical power meter to one side of the FHSA-TTL.
3. Loosen the locking screw with a hexagonal socket screw key (SW 2.0 mm).
4. Turn the attenuation screw clockwise to decrease optical power.
5. Tighten the locking screw when the optical power has been properly adjusted.
- Apex 785 Raman (1 page)
- STS-UV (2 pages)
- TR2 Engineering Note (4 pages)
- SAD500 Communications and Control (19 pages)
- Red Tide USB650 Install (26 pages)
- Fiber Optic Termination Kit (6 pages)
- Transmissive pH Probe (10 pages)
- Remora (42 pages)
- PlasCalc (59 pages)
- Correcting Device Driver Issues (8 pages)
- ecoVis Krypton Light Source (16 pages)
- LPC-500CM (28 pages)
- HPX-2000 (24 pages)
- ADC1000-USB (27 pages)
- Torus Operating Instructions (30 pages)
- ADC2000-PCI (13 pages)
- Sensors for Real-Time Analysis (2 pages)
- IDRaman reader (2 pages)
- DH-2000-CAL (30 pages)
- QE65 Pro (32 pages)
- Collimating Lenses (2 pages)
- D1000 (2 pages)
- IDRaman mini (2 pages)
- HR2000CG-UV-NIR (42 pages)
- Cool Red (1 page)
- HL-2000 (20 pages)
- XE-1 Xenon (6 pages)
- USB-ADP Serial Adapters (3 pages)
- CHEM2000 (36 pages)
- Deuterium-Halogen Calibration Light Source (19 pages)
- NeoFox Engineering Note (30 pages)
- QE Pro (2 pages)
- OOIBase32 (140 pages)
- AR-1 Argon (6 pages)
- pH Sensor Patches, Probes and Cuvettes (36 pages)
- SpecLine Offline Spectroscopy (60 pages)
- HL-2000-HP-232 (26 pages)
- External Triggering Options Instructions for Spectrometers with Firmware Version 3.0 and Above (16 pages)
- Breakout Box (10 pages)
- USB-ISS-UV_VIS (4 pages)
- ISS-UV_VIS (6 pages)
- OOIColor (14 pages)
- LS-1 Series (12 pages)
- Apex Install (24 pages)
- DH-2000 (34 pages)