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Apollo-Optik
per e-mail from Apollo-Optik Holding GmbH &amp; Co. KG, marketing, Schwabach (<a class="external text" href="https://ticket.wikimedia.org/otrs/index.pl?Action=AgentTicketZoom&amp;TicketID=4124552">OTRS Ticket#: 2009120210040771</a>)