We all fish with Polaroid sunglasses. When it is bright, the normal Polaroid sunglasses are great. But when it is overcast, late in the afternoon or in the shadows, like lots of trees on the banks, or a mountain on the side, the normal sunglasses are way too dark. Same thing when you fish the “evening hatch” when the sun is under the horizon.
To buy a pair of “Good Polaroid sunglasses for low light” is very expensive. Almost not worth the effort. And that the keep in your