Index - O
| only | Papa.Lens |
| op | Papa.Lens |
| Optic | Papa.Lens |
| Optic' | Papa.Lens |
| Optical | Papa.Lens |
| Optical' | Papa.Lens |
| orOf | Papa.Lens |
| outside | Papa.Lens |
| Over | Papa.Lens |
| over | Papa.Lens |
| Over' | Papa.Lens |
| overA | Papa.Lens |
papa-lens-0.3.1: Prelude with only useful functions