MorrisMini@xxxxxxx wrote:
>
> Hiu all--
Hiu Tim..
> I just purchased a very nice used 18mm f/3.5 Zuiko today*, and am worried
> about that front element bulging out unprotected. I have seen that a "49-72
> step up adapter" is needed if I want a Sky-1A running interference for this
> sweetheart. Are these available as a one shot deal, or do they have to be
> built up with progressively bigger adapters?
No, you can screw in filters with normal sized frames, without
vignetting.
> I see that B+W makes a "wide angle filter" ( B&H--$45 ± for a 49mm dia. lens,
> *gasp*), but would that cover an 18mm angle of view?
Not neccesary for this lens, but watch if you buy an pola filter, they
tend to have very big frames. A slim frame or a oversized wide angle
version of pola filter is advisable.
BTW the B+W and Heliopan filters are of exeptional quality.
Richard
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