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A Community Devoted to the Preservation and Practice of Celestial Navigation and Other Methods of Traditional Wayfinding

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    Sun filters
    From: Sara and Dan
    Date: 2008 Jan 27, 12:33 -0500

    Does anyone know if the filters on sextants are really safe to view the
sun through?
If modern sextants are safe and filter out harmfull _UV_ radiation is
the same true for older sextants?

Dan


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