"Trevor G Quayle" <Tin### [at] hotmailcom> wrote:
> I see what you are trying to do, but actually to be equivilant, segment d should
> equal segment b.  You are assuming that a is shown as the correct length, but in
> the iso projection, a is shortened from what it should be (ie, not 1:1), whereas
> segment b is already the correct length as it has no distortion from the
> projection.  This means that the same horizontal camera sizeworks for both
>
> -tgq

No. In the images, segment d *does* equal segment b. The isometric image uses
the correct unit scale along all three axes (hence the term "isometric", "equal
measure"). The distortion caused by the oblique projection causes the vertical
(in this case) axis to become stretched.

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