...taking sandpaper to the
inside of the outer lens.
The inside of the lens was badly gouged and had some scratches and the only other option was replacement, so I went for it.
Wet sanding, 500 grit.
Wet 1000 grit.
Wet 1500 grit.
Wet 2000 grit.
Wet 2500 grit.
Foam bonnet and plastic polish.
Wash with warm water,
Dawn dish soap, and clean fingertips only! No cloths or sponges.
Shake water off.
Flush with 90% or better denatured alcohol to rinse remaining water drops off.
Use canned compressed air to remove any lingering alcohol.
Fin...
Easily one of the scariest things I've done