Perspective and image size are two different things. The distance alone
defines the perspective. You then choose a focal length to give the required
image size.
Perspective management is done by walking, not zooming.
Julian
----- Original Message -----
From: "John A. Lind" <jlind@xxxxxxxxxxxx>
To: <olympus@xxxxxxxxxxxxxxx>
Sent: Monday, September 02, 2002 2:00 AM
Subject: Re: [OM] Softening F280 flash
> At 16:37 9/1/02, John Gruffydd wrote:
> >Unfortunately the tissue "myth" seems to have been perpetuated like the
> >idea that focal length affects the perspective - it does not. Only camera
> >to subject distance affects perspective.
>
> 2. You are quite correct that focal length does not affect perspective,
> but you've left out the most important part of managing perspective
*using*
> focal length. Perspective management is a combination of focal length and
> camera position relative to the principal subject. After a decision about
> principle subject magnification on the film is made, its perspective is
> managed by changing focal length *and* moving camera position
> proportionately to maintain the same principle subject magnification.
>
> -- John
>
>
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