optics{ debuglevel }

  • usage: \(\mathrm{\textcolor{ForestGreen}{optional}}\)

  • type: integer

  • values: \(-1 \leq z \leq 4\)

  • unit: \(\mathrm{-}\)

  • default: \(z=0\)

Parameter controlling diagnostic output in the *.log file. The larger the value is, the more details are included.