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Re: [OM] [OT] Questions for enlarging lens

Subject: Re: [OM] [OT] Questions for enlarging lens
From: Michael Wong <mialop@xxxxxxxxxxxx>
Date: Wed, 15 Apr 2009 17:30:42 +0800
Gary,
IC. Thanks, Gary :-)


---
Michael




2009/4/15 Gary W. Marklund <gary@xxxxxxxxxxxx>

> Michael,
>
> On some Rodenstocks (all?) the button will also act as a lock so that
> you can focus and compose wide open and then just rotate down to your
> standard exposure aperture, e.g. f/11. The stop lets you do this without
> having to count clicks or look at the aperture. The button should let
> you reset this locked position. Sounds like the previous owner left it
> set at f/16. Play with it and see.
>
> Gary
>
> Michael Wong wrote:
> > Have got a Rodenstock Rodagon 80mm F4 enlarging lens from B&H. There is a
> > release button, it makes aperture ring is free instead of stopped by half
> > stop. What is the function for? Besides, I cannot rotate the aperture
> ring
> > to the slowest speed --- F22. It'll stop at F16 position. Although I am
> > seldom to apply F22 but wish to know why.
> >
> >
> > Thanks all.
> >
> >
> > ---
> > Michael
> >
>
> --
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