Friday, July 16, 2004
Baader AstroSolar PhotoFilter

Yesterday I constructed a new solar filter for photographing the Sun with my Coolpix 4500 and the webcam. I constructed the filter from cardboard and Baader AstroSolar PhotoFilm with a neutral density of 3.8. This filter is only for photographic use! Do not use Astro

Posted by Math on 07/16 at 05:03 AM | filed in: Equipment | Print