© 2011 Thorlabs
136 Thorlabs Beam 4.0
Erroneous or no measurement results
Uncover the camera's filter caps.
Direct the beam to be measured to the Beam Profiler aperture. Check it's
power level is within the measurable Power Range .
Check Exposure Time and Gain settings. Choose 'Auto Exposure Control'
in Device Settings.
Check for error messages in the status bar. Ambient power may be too high
or beam power too low or high. See Warnings_and_Errors .
No update of results and graphs
The device is in the pause mode, resume the device: Press in Menu bar the
Start button.
The "Average over frame" rate might be high, check its value in the
Application Settings .
You may have selected the 'Software Trigger' mode but the 'Min. Image
Saturation' limit is not reached. Increase Exposure Time or even Gain to enable
a sufficient high pulse intensity.
A 'Hardware Trigger' mode may be activated but no TTL trigger pulse is
launched into the BNC input jack. Provide a trigger signal.
Menu, toolbar and setting controls do react lowly
The graphics adapter of your PC may have too low graphical performance.
Especially the 3D Profile window requires much capacity at high resolution
which decreases its update rate extremely. See recommended system
Requirements .
The AD converter was set to Precision mode (12 bit data) - see Device
Settings
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