Covering plates
| Type | For cells with light path mm | Description |
| 010.001 | 1 | Glass covering plate |
| 010.002 | 2 | Glass covering plate |
| 010.005 | 5 | PTFE fitted lid |
| 010.010 | 10 | PTFE fitted lid |
| 010.020 | 20 | PTFE fitted lid |
| 010.040 | 40 | PTFE fitted lid |
| 010.050 | 50 | PTFE fitted lid |
| 010.100 | 100 | Glass fitted lid |