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Harold Baize wrote:
>
> Sigmund,
> Alright, I realize my last message didn't really answer the question- why.
> Well, when we look at things in the distance (infinity) the line of
> sight of each eye is parallel. It is still pretty much parallel at
> 195cm. Given an average human eye separation of 6.5cm that works out
> to be 1:30. When we look at things closer than this our eyes converge
ahhh ooohh It's coming to me .. gotta.. _think_... Nah. G'night everone!
sig., still cuious about that ratio..
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