1. Lid 5 : pathlength 2mm, Virtual Dilution Factor 5 (Option)
2. Lid 10 : pathlength 1mm, Virtual Dilution Factor 10 (Standard)
3. Lid 50 : pathlength 0.2mm, Virtual Dilution Factor 50 (Standard)
4. Lid 100 : pathlength 0.1mm, Virtual Dilution Factor 100 (Option)
5. Lid 250 : pathlength 0.04mm, Virtual Dilution Factor 250 (Option)