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Re: HSI and Leica M6
- --------------7EBB95E8991FF311D2F2D087
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GMA wrote:
> ROB HEYMAN wrote:
> >
> > I have joined this group in the hope that you, who are much more
> > knowledgeable than I, can cast some light on a perplexing problem.
> >
> > Negatives from my Leica M6, when using HIE, show a circle of higher
> > density exactly in the centre of the image area. It is smaller than
> the
> > white circle on the focal plane shutter blind, which is part of the
> M6's
> > metering system, so I don't think it has anything to do with that.
> >
> > It may be aperture related,since the problem only seems to be
> noticeable
> > at the smaller appertures. ie, f11 and f16.
> >
> > Could it be that the shutter blind of the M6 is not impervious to
> infra
> > red rays?
> >
> > I would really appreciate any help, because I have had to add the
> extra
> > weight of a separate system, Nikon, purely to use IR. I would prefer
> to
> > carry just an extra Leica body and use the existing lenses.
> >
> > Thanks in advance,
> >
> > Rob
> >
> >
> Rob;
>
> Take a look at the pressure plate. Does it have a similar round
> pattern
> in center? My Olympus cameras have golf-ball-like dimples on the
> pressure plate which show up in the negs. I'm buying a new smooth
> plate
> from Olympus so I can stop carrying a Nikon with 1 lens only for IR.
> Course, it could be the shutter blind. If pressure plate is smooth,
> maybe calling Leica will get some answers.
>
> george
> *
> ****
> *******
> ******************************************************
> * To remove yourself from this list, send: *
> * UNSUBSCRIBE INFRARED *
> * to *
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> *----------------------------------------------------*
> * For the IR-FAQ, IR-Gallery and heaps of links: *
> * http://www.a1.nl/phomepag/markerink/mainpage.htm *
> ******************************************************
Thank you for your prompt reply. I have checked the pressure plate and
it is totally smooth, so it looks like some other problem.
Rob
- --------------7EBB95E8991FF311D2F2D087
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<HTML>
GMA wrote:
<BLOCKQUOTE TYPE=CITE>ROB HEYMAN wrote:
<BR>>
<BR>> I have joined this group in the hope that you, who are much more
<BR>> knowledgeable than I, can cast some light on a perplexing problem.
<BR>>
<BR>> Negatives from my Leica M6, when using HIE, show a circle of higher
<BR>> density exactly in the centre of the image area. It is smaller than
the
<BR>> white circle on the focal plane shutter blind, which is part of the
M6's
<BR>> metering system, so I don't think it has anything to do with that.
<BR>>
<BR>> It may be aperture related,since the problem only seems to be noticeable
<BR>> at the smaller appertures. ie, f11 and f16.
<BR>>
<BR>> Could it be that the shutter blind of the M6 is not impervious
to infra
<BR>> red rays?
<BR>>
<BR>> I would really appreciate any help, because I have had to add the
extra
<BR>> weight of a separate system, Nikon, purely to use IR. I would prefer
to
<BR>> carry just an extra Leica body and use the existing lenses.
<BR>>
<BR>> Thanks in advance,
<BR>>
<BR>> Rob
<BR>>
<BR>>
<BR>Rob;
<P>Take a look at the pressure plate. Does it have a similar round
pattern
<BR>in center? My Olympus cameras have golf-ball-like dimples on
the
<BR>pressure plate which show up in the negs. I'm buying a new smooth
plate
<BR>from Olympus so I can stop carrying a Nikon with 1 lens only for IR.
<BR>Course, it could be the shutter blind. If pressure plate is smooth,
<BR>maybe calling Leica will get some answers.
<P>george
<BR>*
<BR>****
<BR>*******
<BR>******************************************************
<BR>* To remove yourself from this list, send:
*
<BR>* UNSUBSCRIBE INFRARED
*
<BR>* to
*
<BR>* MAJORDOMO@xxxxx
*
<BR>*----------------------------------------------------*
<BR>* For the IR-FAQ, IR-Gallery and heaps of links:
*
<BR>* <A HREF="http://www.a1.nl/phomepag/markerink/mainpage.htm">http://www.a1.nl/phomepag/markerink/mainpage.htm</A>
*
<BR>******************************************************</BLOCKQUOTE>
Thank you for your prompt reply. I have checked the pressure
plate and it is totally smooth, so it looks like some other problem.
<BR> Rob</HTML>
- --------------7EBB95E8991FF311D2F2D087--
*
****
*******
******************************************************
* To remove yourself from this list, send: *
* UNSUBSCRIBE INFRARED *
* to *
* MAJORDOMO@xxxxx *
*----------------------------------------------------*
* For the IR-FAQ, IR-Gallery and heaps of links: *
* http://www.a1.nl/phomepag/markerink/mainpage.htm *
******************************************************
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