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[opendtv] Re: Red camera lenses

  • From: "johnwillkie" <johnwillkie@xxxxxxxxxxxxx>
  • To: <opendtv@xxxxxxxxxxxxx>
  • Date: Tue, 12 Jun 2007 11:27:48 -0700


"In some lenses, light may radiate from a central point within the lens
and travel in non-parallel lines to the sensor."

Seems to me that glass without this characteristic cannot be called a lens.
Is there a lens without a focal point?

John Willkie


 
 
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