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Re: [OM] Lenshood calculation

Subject: Re: [OM] Lenshood calculation
From: Moose <olymoose@xxxxxxxxxxxxx>
Date: Mon, 13 Jan 2003 18:59:57 -0800
I certainly agree. I was only replying to the question about calculating simple hoods with cylindrical front edges.

Moose

Gary L. Edwards wrote:

Moose wrote:

Film plane doesn't work. You need to know where the front node of
the lens is relative to film plane or  front of lens or rear of lens
mount, etc. Then it would be simple geometry.
<<

And I would note:  The design also differs depending on your choice of
degree of hood performance.



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