Nikon-Ti/Optical-configs/customising-optical-configurations.md

+## Customising Optical configurations
+
+There is default set of Optical Configurations (OCS) to get you started.  You can't change the settings on these shared OCs.  You can use this default OCs as templates to create your own OCs where you set save the settings for the camera, light source, etc.   
+
+![default OC panel](./media/OC_panel_default.png)
+
+
+1. Right click on a default OC and select `Duplicate...`
+![](./media/OC_duplicate1.png)
+
+2. A window will appear to rename the OC.  Add something to help you remember the experiment. 
+
+3. Change the settings so the image of sample is well exposed:
+
+	a. Camera exposure and gain.
+	
+	b. Light source intensity.
+
+4. Save the settings into the new OC by clicking on the arrow next to the OC.
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