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Re: [OM] more star trail Qs (re. speed, time, aperture)

Subject: Re: [OM] more star trail Qs (re. speed, time, aperture)
From: "George M. Anderson" <george@xxxxxxxxxxxxxxxxxx>
Date: Mon, 13 Sep 1999 17:27:19 -0700
Acer;

They should be. If they're not, your lens is didtorting them.

George

Acer Victoria wrote:
> 
> >>> Stars are mathematical point sources of lights.  No matter what the
> focal length of the lens their images cannot be magnified.<<<
> 
> If I understand this correctly, it means that whether I use a 200mm lens
> or a 28mm lens, the size of a star will be the same, a point?
> 
> /Acer "steppenwolf" Victoria
> --
> "In a minute there is time / For decisions and revisions which a minute
> will reverse."                                                  --Eliot
> 
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