Archived posting to the Leica Users Group, 2004/05/05

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Subject: [Leica] Two sets of aperture blades?
From: marcusb6 at yahoo.com (marcus)
Date: Wed May 5 04:06:13 2004

Obviously mine is better and I'll have to sell it for
twice the price when the the time comes.;)
-Marcus
--- Frank Dernie <Frank.Dernie@btinternet.com> wrote:
> I have just checked and I can't see two sets of
> aperture blades in mine.
> Frank
> 
> On 4 May, 2004, at 23:29, marcus wrote:
> 
> > My CV 35mm pancake has two sets, but they do not
> > overlap in a way that cuts the corners to make a
> more
> > circular aperture. I don't know the why of it.
> > -Marcus
> > --- Karen Nakamura <mail@gpsy.com> wrote:
> >>
> >> OK, am I on drugs or does Leica use two sets of
> >> aperture blades? It
> >> seems on many of my lenses, that looking from the
> >> front, there is one
> >> set (main set?) that closes down, but from the
> rear,
> >> there's another
> >> set that gradually closes down and catches up at
> >> f/22 or so. It's
> >> very odd.
> >>
> >> Is this to smooth out bokeh? Or am I seeing an
> >> illusion?
> >>
> >> Karen
> >>
> >>
> >> -- 
> >> Karen Nakamura
> >> http://www.photoethnography.com/ClassicCameras/
> >> _______________________________________________
> >> Leica Users Group.
> >> See http://leica-users.org/mailman/listinfo/lug
> for
> >> more information
> >
> >
> >
> > 	
> > 		
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> >
> 
> _______________________________________________
> Leica Users Group.
> See http://leica-users.org/mailman/listinfo/lug for
> more information



	
		
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In reply to: Message from Frank.Dernie at btinternet.com (Frank Dernie) ([Leica] Two sets of aperture blades?)