[LargeFormat] rising front

[Karl Wolz]

----- Original Message -----
From: "philip Lambert" <philip.lambert@virgin.net>
To: <largeformat@f32.net>
Sent: Tuesday, July 03, 2001 11:04 PM
Subject: Re: [LargeFormat] rising front


> Thanks - I understand you but you did not exactly answer my enquiry. On
the
> other hand nobody else answered at all.  It must be the holiday season.. I
> am now trying to get some rising front on my small-format Nikon using a
5x4
> 90mm Angulon but am still waiting for the engineer to do his bit.  Philip
> ----- Original Message -----
> From: "Frank Filippone" <red735i@earthlink.net>
> To: <largeformat@f32.net>
> Sent: Tuesday, July 03, 2001 2:31 PM
> Subject: RE: [LargeFormat] rising front
>
>
> > You must grasp the concept of image circle, or cone of light.  The lens
> > throws a circle of light, that is captured by film.  The negative area
is
> > fixed in space, while the lens moves that circle of light up and down.
> > Regardless of the format of the film, a movement of the cone of light is
a
> > movement in that cone.  The negative just captures anm different piece
of
> > the image circle.
> >
> > Clear as mud?
> >
> > Frank Filippone
> > red735i@earthlink.net
> >
> > -----Original Message-----
> > From: largeformat-admin@f32.net [mailto:largeformat-admin@f32.net]On
> > Behalf Of philip Lambert
> > Sent: Monday, July 02, 2001 11:17 PM
> > To: largeformat@f32.net
> > Subject: [LargeFormat] rising front
> >
> >
> >
> > Is there some simple relationship between  the format,  the lens in use
> and
> > the difference a standard amount of rising front makes to image content.
> > Does using a 180mm lens with an inch of rising front have the same
effect
> on
> > image content on 5x4 as on 5x7? I appreciate the 5x7 has a wider field
of
> > view.
> >
> > Philip
> >
> >
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> >
> >
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>
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