Ophir Optronics Ltd QSR Manuel D’Utilisation

1.  Click the External Trigger icon 

. 

Or 

Select Functions from the main menu and from the sub-menu select Trigger 
Configuration. 

Or 

Right click anywhere on the screen, and select Trigger Configuration from 
the pop-up menu. The Trigger Configuration window appears. 

 

2.  Select the desired setting from the Mode drop-down. 

3.  Click Save. The External Trigger settings are configured. 

You can configure the window time for the External Trigger when using the 
Rising Edge or Falling Edge Trigger Configuration modes only.  
 
Choosing the Window Time setting: 

Adjust the window time to be larger than the expected delay time 
between the laser pulse and the trigger signal (the trigger can be before 
or after the laser).  

• 

•  The window time setting should be less than the laser period ("1/F", 

where 'F' refers to the laser frequency). 

Refer to Table 7-1 and Figure 7-2  for more information on the Window Time. 

1.  In the Window Time text box, enter the desired Trigger Window time, 

between 1us (0.001ms) and 65535us (65.535ms).  

2.  Click Save. The Window Time setting is configured.