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RE: [APML] Converting CCD Workflow to Film?

To: "'Wei-Hao Wang'" <whwang@gmail.com>, "'Discussion of Film Astrophotography'" <astro-photo@seds.org>
Subject: RE: [APML] Converting CCD Workflow to Film?
From: "Thomas W. Earle" <twade@bmi.net>
Date: Tue, 11 Jan 2005 06:41:27 -0800
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Wei-Hao,

Another excellent response.  If weather permits, I'll try your
technique of guiding on the stars instead.  The 300 mm will likely
be the best since it will allow for the longest exposure.  What is
your calculation for the maximum exposure of a 300 mm lens while
tracking the stars?

Wade  


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References:
- Re: [APML] Converting CCD Workflow to Film?
  - From: Wei-Hao Wang <whwang@gmail.com>

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