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Table 2
NAC and WAC filter names and wheel positions.
| NAC | WAC | |||
| Position | Wheel 1 | Wheel 2 | Wheel 1 | Wheel 2 |
|
|
||||
| 1 | FFP_UV | FFP_IR | empty | empty |
| 2 | FFP_Vis | Orange | Green | Red |
| 3 | NFP_Vis | Green | UV 245 | UV 375 |
| 4 | Near-IR | Blue | CS | CN |
| 5 | Ortho | Far-UV | UV 295 | NH2 |
| 6 | Fe2O3 | Near-UV | OH | Na |
| 7 | IR | Hydra | UV 325 | OI |
| 8 | Neutral | Red | NH | Vis 610 |
Notes. Position of the two filter wheels of all filters for NAC and WAC. In principle, every combination is possible, but only some of them are useful for scientific purposes.
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