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Re: [OM] 4/3 format is lousy for portraits - dof

Subject: Re: [OM] 4/3 format is lousy for portraits - dof
From: Rick Beckrich <rbeckrich@xxxxxxxxx>
Date: Sun, 12 Apr 2015 18:44:32 -0400
PS - Still no blooms on our dogwoods. [?]

On Sun, Apr 12, 2015 at 6:42 PM, Rick Beckrich <rbeckrich@xxxxxxxxx> wrote:

> T
> On Apr 12, 2015 2:01 PM, "Jim Nichols" <jhnichols@xxxxxxxxxxxxx> wrote:
> >
> > Thanks for the kind words, Rick.
> >
> > I'm pretty sure that the one I have is from Fotodiox.  It was the first
> adapter I bought, and I had two problems with it, perhaps inter-related.
> First, the two parts of the adapter are held together by small set screws
> in the rim.  They kept allowing the two parts to move a little, which gave
> me concern for my lenses. Subsequently, I put superglue between the two
> parts, then tightened the set screws.  That solved the motion problem, but
> may have contributed to the fact that I couldn't achieve infinity focus.  I
> then polished the face of the threaded portion to correct this, which
> removed the printed identification marks.  It also resulted in the lens
> markings falling at the 3 o'clock position, when viewed from the front.  If
> the two parts were not cemented, I could correct this, but I just use it
> as-is.
> >
> > I have later Fotodiox adapters that are assembled with proper screws.  I
> can't say whether or not the M42 adapter has been so modified since I
> bought mine.
> >
> > The company has a web site that lists all kinds of adapters.
> >
> >
> > Jim Nichols
> > Tullahoma, TN USA
>
> Thanks Jim... that's what I wanted to know. I'll check their site. When I
> Googled last night, I just got confused with all the entries.
>
>
> >
> > On 4/12/2015 12:37 PM, Rick Beckrich wrote:
> >>
> >> Beautiful capture!
> >>
> >> Where do you find a screw-mount adapter for an E-1?
> >> More specifically... who was the maker?
> >>
> >> On Sun, Apr 12, 2015 at 12:03 PM, Jim Nichols <jhnichols@xxxxxxxxxxxxx>
> >> wrote:
> >>
> >>> Ken,
> >>>
> >>> Here is an early example to support my point about choice of lens. This
> >>> was with the E-1, using a Pentax Takumar 50/1.4 lens, which was
> typical of
> >>> the lenses of its time.
> >>>
> >>> http://www.gallery.leica-users.org/v/OldNick/Katie+
> >>> Grace+_amp_+Kristin.jpg.html
> >>>
> >>> Jim Nichols
> >>> Tullahoma, TN USA
> >>>
> >>> On 4/12/2015 9:55 AM, Ken Norton wrote:
> >>>
> >>>> Chuck,
> >>>>
> >>>> Here is an example of why you can't use 4/3 for portraiture. You just
> >>>> can't get a narrow DoF.
> >>>>
> >>>> http://zone-10.com/cmsm/index.php?option=com_content&task=
> >>>> view&id=506&Itemid=1
> >>>>
> >>>>
> >>> --
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> >>>
> >>>
> >
> > --
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> >
>

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