Bill,
I see now. Thank you very much!
---
Michael
2009/4/15 Sue Pearce <bs.pearce@xxxxxxx>
> OK, if you are using some sort of meter to determine your exposure, instead
> of just taking a shot and using your experience like most of us, the
> "correct" exposure may require a setting of, for example, f8 and a hair.
> With the click stops, it is hard to set that, as the spring will force the
> aperture to 8. On some lenses, even thirds are not easy if the click stops
> are at half stops.
>
> When you disconnect the click stops, it isn't a problem, as the spring is
> out of the picture.
>
> Manual? Never seen one for an enlarging lens.
>
> bIll
> ----- Original Message -----
> From: "Michael Wong" <mialop@xxxxxxxxxxxx>
> To: "Olympus Camera Discussion" <olympus@xxxxxxxxxxxxxxxxx>
> Sent: Tuesday, April 14, 2009 9:11 PM
> Subject: Re: [OM] [OT] Questions for enlarging lens
>
>
> > Bill,
> > I don't fully understand your meaning but really thanks for your
> > explanation.
> >
> > By the way, where can I download the manual of the lens? I have searched
> > google but failed to find.
> >
> > Thanks.
> >
> > ---
> > Michael
> >
> >
> >
> > 2009/4/15 Sue Pearce <bs.pearce@xxxxxxx>
> >
> >> If you are using some sort of meter, it gives you infinite positioning.
> >> With
> >> click stops, it can be hard to set an aperture colose to a click stop.
> >>
> >> Bill pearce
> >> ----- Original Message -----
> >> From: "Michael Wong" <mialop@xxxxxxxxxxxx>
> >> To: "Olympus Camera Discussion" <olympus@xxxxxxxxxxxxxxxxx>
> >> Sent: Tuesday, April 14, 2009 9:09 AM
> >> Subject: [OM] [OT] Questions for enlarging lens
> >>
> >>
> >> > 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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> >>
> >>
> >>
> >>
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