Archived posting to the Leica Users Group, 2010/03/26

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Subject: [Leica] OT: Another maybe not so stupid GH1 question
From: richard at imagecraft.com (Richard Man)
Date: Fri, 26 Mar 2010 00:55:33 -0700
References: <daaeb97e1003251901x39685bb5w60bb366bf9ca4089@mail.gmail.com> <20100326023230.GS29479@jbm.org> <daaeb97e1003252002v1a389887kaeb0c063c1ae551e@mail.gmail.com> <a3f189161003252005y54471dadm7a899184f4656a8@mail.gmail.com> <daaeb97e1003252014q462910c5yefac14166cf0ae48@mail.gmail.com> <a3f189161003252054y79906939o1a220e432c04a26c@mail.gmail.com> <19b6d42d1003252129t4f187030h3c55760ac01e99b@mail.gmail.com> <eb6799211003252204n6fb843fblb96565e0931ad77a@mail.gmail.com> <19b6d42d1003260030r45049a51rd16732edcf098182@mail.gmail.com>

Perspective as in .... the vanishing point!!

e.g. if you take a photo of a person with a building way behind them. On a
40mm perspective, the building will appear one size, but a 20mm perspective
will (I'm pretty sure) make the building look smaller.


On Fri, Mar 26, 2010 at 12:30 AM, Vince Passaro <passaro.vince at 
gmail.com>wrote:

> Richard: I understand "closeness" and "frame" and DofF here, but I don't
> know what you mean by "perspective" in this case. Can you explain the
> perspective part?
>
> On Fri, Mar 26, 2010 at 1:04 AM, Richard Man <richard at imagecraft.com>
> wrote:
>
> > Vince, try this:
> >
> > You are getting a ~40mm closeness, e.g. if you want to frame a headshot,
> > you
> > will end up ~where you would be if you are using a 40mm lens on a 35mm
> > camera, but the perspective (and DoF) would still be 20mm. Hence the look
> > is
> > not quite like straight 40mm on a 35mm camera.
> >
> >
>
> _______________________________________________
> Leica Users Group.
> See http://leica-users.org/mailman/listinfo/lug for more information
>



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Replies: Reply from henningw at archiphoto.com (Henning Wulff) ([Leica] OT: Another maybe not so stupid GH1 question)
Reply from passaro.vince at gmail.com (Vince Passaro) ([Leica] OT: Another maybe not so stupid GH1 question)
In reply to: Message from digiratidoc at gmail.com (James Laird) ([Leica] OT: Another maybe not so stupid GH1 question)
Message from jbm at jbm.org (Jeff Moore) ([Leica] OT: Another maybe not so stupid GH1 question)
Message from digiratidoc at gmail.com (James Laird) ([Leica] OT: Another maybe not so stupid GH1 question)
Message from sonc.hegr at gmail.com (Sonny Carter) ([Leica] OT: Another maybe not so stupid GH1 question)
Message from digiratidoc at gmail.com (James Laird) ([Leica] OT: Another maybe not so stupid GH1 question)
Message from sonc.hegr at gmail.com (Sonny Carter) ([Leica] OT: Another maybe not so stupid GH1 question)
Message from passaro.vince at gmail.com (Vince Passaro) ([Leica] OT: Another maybe not so stupid GH1 question)
Message from richard at imagecraft.com (Richard Man) ([Leica] OT: Another maybe not so stupid GH1 question)
Message from passaro.vince at gmail.com (Vince Passaro) ([Leica] OT: Another maybe not so stupid GH1 question)