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Re: On Blue Ion / Blue whatever headlights sci fi

> The reason stated for the case of lower wavelength idea, was something
> along the lines of " The lower frequency wavelength light is reflected
> better at night time by highway signs/markings and obstructions than
> higher, or rather normal, frequency bulbs "

blue is a shorter wavelength, higher frequency than the rest of the
visible spectrum, except good ole' indigo and violet.  So it's easier to
see hippies in the dark?

btw, with my 80 w H4 low beams, highway signs are already too bright...

Huw Powell