I have been understanding they work by interference and then colours must be
seen. If one cannot see them, that means the coating cannot too.
Of course there are many ways to skin the 7-MC-coat of the cat ;-) but every
layer works on a different wavelenght, that is a different colour.
Marco
meowwww
----------
>Da: William Sommerwerck <williams@xxxxxxxxxx>
>A: olympus@xxxxxxxxxxxxxxx
>Oggetto: [OM] green MC
>Data: Mar, 18 mag 1999 14:13
>
> To answer the question -- no, reflections from MC lenses don't have to be
green.
> There are several ways to skin this particular cat, and different forms of
> multi-coating presumably show different color spectra. Ideally, lens coatings
> would show no distinctive color at all. Perhaps some day we'll have such
> coatings.
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