IEC 61274-1:1994

Relates to individual fibre optic adaptors such as:
-adaptors for connecting a plug connector to an identical type of
plug connector;
-adaptors for connecting one type of plug connector to a different
type of plug connector;
-adaptors for connecting a fibre optic connector to their optical
devices such as LEDs, switches, etc.
The specification includes:
-adaptor requirements;
-quality assessment procedures.