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- Quit the confocal software
- Focus on your specimen down the eyepieces
- Press the spanner icon on the touch pad to enter System Setting
- Press the Customized tab
- Make sure Focus Limit Setting is ticked and press press Detailed Setting
- Look down the eyepieces and raise the focus beyond your specimen so it can be imaged at all depths
- Press the 'All the same values SET' button to set this as the new focus limit for all objective lenses
- Press the OK button and then press the X button in the top right to close the System Setting dialogue box
- You can now open the confocal software