I have an F. lens, and I feel so...so garden variety, so cheap now. :)
Bryan Pilati
OM-2N
Va-USA
Disclaimer: I'm always joking
unless I should be serious.
----- Original Message -----
From: "dreammoose" <dreammoose@xxxxxxxxx>
To: <olympus@xxxxxxxxxxxxxxx>
Sent: Friday, May 10, 2002 11:28 PM
Subject: Re: [OM] Single or Multi?
> This is a more coherent and conmprehensive discussion of the
> multicoating business
> <http://olympus.dementia.org/eSIF/om-sif/lensgroup/lensterms.htm>
>
> Don't confuse the yellowish reflections from some coatings, notably
> early SC 50/1.4s & 1.8s, with the yellowish transmission through the
> glass of some 55/1.2s and a supposedly a very few, very early 50/1.4s.
> The presence or absence of certain colors of coating reflections is not
> a reliable indicator of MC as the formulas varied by lens and varied
> over time for some lenses. The only reliable indicator is for non-zoom,
> non-macro, manual-focus lenses. For them, the presence of a letter and a
> period/dot immediatly preceeding the word 'ZUIKO' indicates SC and all
> others, whether marked MC or not, are multi-coated. There is probably
> some obscure case where this may not be true, but it is the most
> reliable indicator.
>
> Your F.ZUIKOs are garden variety early, single-coated, regular optical
> glass lenses.
>
> Moose
>
> tom wagner wrote:
>
> >
> > Single coated lens normally appear clear. Any indication of green in
> > the lens indicates multi-coated. A yellowish lens has "rare earth
> > glass" mostly on a letter preceding the word Zuiko, such as "G.
> > Zuiko". The letter indicates the number of elements, which in this
> > case is umm....seven? I think. If this confuses you go to:
> > http://www.ametro.net/~farrar/zuiko.html
>
>
>
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