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[OM] Re: [OT] (very) Praktisix, Pentaco, Kiev

Subject: [OM] Re: [OT] (very) Praktisix, Pentaco, Kiev
From: Andrew Fildes <afildes@xxxxxxxxxxxxxx>
Date: Wed, 2 Jun 2004 22:19:26 +1000
Familiar with the conversions - 75mm or 80mm for 6x6 (it came with the 
Biometar 80mm too) through to 105mm for 6x9 - as with enlarging lenses.
AndrewF


On 02/06/2004, at 9:10 PM, Daniel Sepke wrote:

>
> Andrew,
>
> For MF it goes the other way. It would be better to think about lenses 
> in
> terms of there angular field of view. Some Tamrons have it on the 
> barrel
> with all the other info.
> It is useful to compare to a known format, since 35mm is the most 
> common it
> is chosen as the reference point. An 80mm in MF is considered 
> 'standard' and
> has a field of view that is similar to a 50mm in 35mm (or so I have 
> always
> been told).
>
> Dan S.
>
> From: olympus-owner@xxxxxxxxxx [mailto:olympus-owner@xxxxxxxxxx] On 
> Behalf
> Of Andrew Fildes
> Subject: [OM] [OT] (very) Praktisix, Pentaco, Kiev
> Anyone on list got a Praktisix, Pentacon 6 or Kiev 6/60?
> Anyway the Tamron fans don't get to talk about 'heavy' lenses until
> they've lifted a Zeiss Olympia Sonnar 180/2.8 (strewth!).
> And even if you don't - does a medium format 180mm translate to a
> longer focal length on 35mm? (Like the 35mm lenses 'stretch' on an E1
> or 10D)
> AndrewF
> (They're just toys, honest!)
> http://www.pbase.com/afildes
>
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