DS EN 3733-007:2008 Aerospace Series - Connector, Optical, Circular, Single Channel, Coupled By Self-Locking Ring, Operating Temperature Up To 150 Degree C Continuous - Part 007: Ferrule (Optical Contact) For En 4532 (200 [Mu]M/280 [Mu]M Fibre) - Product Standard Defines the characteristics of ferrules (optical contacts) for aerospace series single core optical fibre as incorporated in EN 4532, operating temperature up to 150 degree C.