Index - F
| failing | Optics.Extra | 
| failover | Optics.Extra | 
| failover' | Optics.Extra | 
| Field1 | Optics.Extra | 
| Field2 | Optics.Extra | 
| Field3 | Optics.Extra | 
| Field4 | Optics.Extra | 
| Field5 | Optics.Extra | 
| Field6 | Optics.Extra | 
| Field7 | Optics.Extra | 
| Field8 | Optics.Extra | 
| Field9 | Optics.Extra | 
| filtered | Optics.Extra | 
| filteredBy | Optics.Indexed, Optics.Extra | 
| findMOf | Optics.Extra | 
| findOf | Optics.Extra | 
| flipped | Optics.Extra | 
| Focusing | |
| 1 (Type/Class) | Optics.Extra.Internal.Zoom | 
| 2 (Data Constructor) | Optics.Extra.Internal.Zoom | 
| FocusingWith | |
| 1 (Type/Class) | Optics.Extra.Internal.Zoom | 
| 2 (Data Constructor) | Optics.Extra.Internal.Zoom | 
| Fold | Optics.Extra | 
| FoldableWithIndex | Optics.Indexed, Optics.Extra | 
| folded | Optics.Extra | 
| folding | Optics.Extra | 
| foldlOf' | Optics.Extra | 
| foldMapOf | Optics.Extra | 
| foldOf | Optics.Extra | 
| foldring | Optics.Extra | 
| foldrOf | Optics.Extra | 
| foldVL | Optics.Extra | 
| forced | |
| 1 (Function) | Data.Vector.Generic.Optics | 
| 2 (Function) | Data.Vector.Optics | 
| forOf | Optics.Extra | 
| forOf_ | Optics.Extra | 
| FunctorWithIndex | Optics.Indexed, Optics.Extra |