Archived posting to the Leica Users Group, 2006/11/01

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Subject: [Leica] M8 & Depth of Field
From: walt at waltjohnson.com (Walt Johnson)
Date: Wed Nov 1 09:12:36 2006
References: <004901c6fd45$e15d0ba0$2101a8c0@luispersonal> <4547EE97.9020302@waltjohnson.com> <019301c6fdd2$6fa2af50$26c89253@Korhonen>

Put a 55 on a 6x6 and compare it with what you get with a 55 on a 35mm.

Raimo K wrote:

> A 50 is a 50 mm - always (nominally). It does not become a 65 or 
> anything else.
> All the best!
> Raimo K
> Personal photography homepage at:
> http://www.uusikaupunki.fi/~raikorho
>
>
> ----- Original Message ----- From: "Walt Johnson" <walt@waltjohnson.com>
> To: "Leica Users Group" <lug@leica-users.org>
> Sent: Wednesday, November 01, 2006 2:47 AM
> Subject: Re: [Leica] M8 & Depth of Field
>
>
>> Luis, I'm not sure I can buy into Jim's statement. a 50 on a 35mm is 
>> close to normal (46 mm is closer) if it becomes a 65 wouldn't that 
>> change the effective depth of field? Where is that genius Marc when 
>> we need him?
>>
>> Luis Ripoll wrote:
>>
>>> Thanks for clarify Jim,
>>>
>>> Saludos cordiales,
>>> Luis
>>>
>>> -----Mensaje original-----
>>> De: lug-bounces+luisripoll=telefonica.net@leica-users.org
>>> [mailto:lug-bounces+luisripoll=telefonica.net@leica-users.org] En 
>>> nombre de
>>> Digiratidoc@aol.com
>>> Enviado el: mi?rcoles, 01 de noviembre de 2006 0:16
>>> Para: lug@leica-users.org
>>> Asunto: Re: [Leica] M8 & Depth of Field
>>>
>>> Depth of field would not change. It's still a 50mm lens but the 
>>> image is cropped.
>>> Jim
>>> In a message dated 10/31/2006 4:42:02 P.M. Central Standard Time, 
>>> luisripoll@telefonica.net writes:
>>> Hi all,
>>>
>>> On the M8 lenses become  1,3x, would this affect the depth of 
>>> field?, on
>>> other words, will have a lens  the same depth of field and at the same
>>> distance, on a M8 or an M?, maybe is  an stupid question, but if a 
>>> 50 is any
>>> more a 50 on a M8, and it becomes a  65, I think the depth of field 
>>> will
>>> proportionally decrease, on this case I  suppose too that actual scales
>>> based
>>> on 35mm format will be no more valid for  1,3 format.
>>>
>>> Thanks for your comments,
>>>
>>> Saludos desde  Barcelona
>>> Luis
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>>
>> _______________________________________________
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>
>
>
> _______________________________________________
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Replies: Reply from photo.forrest at earthlink.net (Philip Forrest) ([Leica] M8 & Depth of Field)
Reply from raimo.m.korhonen at uusikaupunki.fi (Raimo K) ([Leica] M8 & Depth of Field)
In reply to: Message from luisripoll at telefonica.net (Luis Ripoll) ([Leica] M8 & Depth of Field)
Message from walt at waltjohnson.com (Walt Johnson) ([Leica] M8 & Depth of Field)
Message from raimo.m.korhonen at uusikaupunki.fi (Raimo K) ([Leica] M8 & Depth of Field)