Hi A link to a company where friends of mine bought this stuff is http://www.lechner-cctvdot de/produkt-ubersicht.php?ID=4&HG_ID=5 Hartwig The archive and Web site for our list is at http://www.meteorobs.org To stop getting all email from the 'meteorobs' lists, use our Webform: http://www.meteorobs.org/subscribe.html