“The Optik-D? fibre-optic connector solution is for designers who need to terminate optical cable in harsh or challenging environments. It is an ARINC 801 conforming fibre-optic connector designed to be used with the Positronic Combo D-Subminiature family. Optik-D is more cost-effective than D38999 or ARINC 600-based systems and is compatible with ARINC 801 products from other manufacturers.