From: Larry Colen
On Thu, Apr 25, 2013 at 11:26:58AM -0400, Daniel J. Matyola wrote:
http://science.nasa.gov/science-news/science-at-nasa/2013/25apr_saturn/
Very cool, thanks for posting that.
What sort of focal length lens would be needed to clearly resolve the
rings on an APS sensor camera?
FA*600 f/4 should do the trick. The Bigma (50-500) might work.
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