Retinal degeneration patients are all advised to avoid blue light exposure for this reason. Not only is there a great deal of research to back it up, but subjectively blue light also makes the photopsias and afterimages worse.
> The wavelength of light may also affect the photophobia percept. Main et al. (103) found that shorter wavelength (blue) light was more uncomfortable for subjects with migraine than for those with tension-type headache or controls. These investigators also reported that longer wavelength (red) light was also less comfortable for subjects with migraine (103).
