NavList:
A Community Devoted to the Preservation and Practice of Celestial Navigation and Other Methods of Traditional Wayfinding
Re: EBBCO/filters
From: Peter Fogg
Date: 2007 Nov 21, 19:10 +1100
From: Peter Fogg
Date: 2007 Nov 21, 19:10 +1100
Greg R
Check out the List archives for discussion on using polarising filters. If you use two in series they can be rotated for increasing combined density, right up to total.
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To post to this group, send email to NavList@fer3.com
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Check out the List archives for discussion on using polarising filters. If you use two in series they can be rotated for increasing combined density, right up to total.
--~--~---------~--~----~------------~-------~--~----~
To post to this group, send email to NavList@fer3.com
To , send email to NavList-@fer3.com
-~----------~----~----~----~------~----~------~--~---