The clip phisycal exams from K-PAX (2001) with Ajay Naidu, Jeff Bridges
but I think it's his range that you'll find interesting.
What am I looking at?
He can detect light at a wavelength of up to 300 to 400 angstroms.
Of course, Prot's explanation is that...
due to his planet's peculiar quality of light caused by its two suns,
PAXians are used to light conditions
much like our twilight most of the time.
Wait a minute. Chuck, I didn't think...
human beings could see ultraviolet light.