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Cataracts are commonplace in older drivers. Until the operation is done driving at night can get you dazzled. But if you get the fancy multifocal lenses, you wi

• pxc 2y ago
  That's a good point! Overly bright headlights are a problem for a lot of kinds of eyes, including some we should expect to see more than a few of on the road. (I will say for myself that my contact lenses have long been thick enough to cause the same kind of halos, and I also have mild astigmatism, so I'm used to seeing those symmetrical light patterns smearing over everything. Those cam be distracting for sure, but the light sensitivity issues I have are more like the moment you step directly out of a dark movie theater into the sunlight on a clear, bright day— visual information just disappears in the face of overwhelming brightness so that things are washed out, and there is often pain. In my experience, halos are more like overlays on the visual field and astigmatism artifacts are sparser with longer radius (not covering the whole range of angles surrounding the light source but jutting out vary far in long, stretched spearheads rotating almost kaleidoscopically).