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[OM] Re: Great E-1 150/2.0 pix on dpreview.com

Subject: [OM] Re: Great E-1 150/2.0 pix on dpreview.com
From: christian <fischerchristian@xxxxxxx>
Date: Fri, 3 Dec 2004 12:55:28 +0100
Very interesting.  
The new sizes of picture target make us lose our bearings. 
Thanks for the (also funny) demonstration. 
Christian

Le Jeudi 2 Décembre 2004 22:34, vous avez écrit :
> One more time:
>
> Let us take a hypothetical 180mm lens, one that will cover the 8x10 in.
> format, and let us assume we can attach it to a 6x9cm camera, which would
> be no problem, and to a 35mm camera, which might require some duct tape and
> an empty soup can.  Now, let us very carefully focus and center all three
> cameras with this lens on a Prince Albert tin about 30 feet away in my
> front yard.
>
> On the 8x10 camera, this is a wide angle lens, so not only will we get a
> picture of Prince Albert, but we'll maybe get the OM-4Runner in the
> driveway, the neighbor lady in her bathrobe coming out to get her morning
> paper (if we're not too early), our mailbox, part of the fence across the
> street, and all of the front sidewalk and the hemlocks beside it.
>
> With the same lens on the 6x9 camera, we'll miss the neighbor lady (with
> any luck, she's come over by now to see what's going on -- she really likes
> me, you know), and we're probably not getting the OM-4Runner or the
> mailbox, but a fair amount of the sidewalk and the bottom of the hemlocks.
>
> Same lens on the 35mm gets the can and a bit of background grass, but not
> much else.  After all, 180mm is a telephoto lens on this format.
>
> Now, if we cut a 6x9cm section out of the 8x10 in. negative, it's going to
> be identical to the 6x9 negative.  Then if we cut a 24x36mm section out of
> both the 8x10 and the 6x9, they'll each be identical to the 35mm negative. 
> They're all going to have the same DOF, same perspective, same everything,
> because they were all -- anyone?  anyone? -- shot with the same ****ing
> focal length lens!
>
> I don't think I can explain it any more better.  Jeez, just when you need
> him, Ansel's dead.
>
> Walt

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