Re: f/stop calculation

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From: lva (lva@pamho.net)
Date: 08/05/00-12:42:28 AM Z


>According to Jim Stull 'The Hole Thing' take .028" and divide it into
>4 inches equaling 142.85714 ot f/150. Stull states that .029" would
>work better with a 13" focal length.
>
>Just a thought jp

This list is amazing. Thanks to everyone who has answered.

I am presently not much concerned with sharpness, therefore the large
pinhole. It will make the camera more practical under the light
conditions I have here.

Greetings from Sweden.

Michael


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