The MU931422A Optical Sensor is a plug-in unit used by being installed to the
MT9810A Optical Test Set and the MT9812B Multi Channel Box.
The MU931422A can use the GI fiber (9/125 m to 62.5/125 m, NA . 0.29) as
well as SM fiber.
The MU931422A can use the APC (Angled PC) connector as well as PC connector.
Since the connector adapter is the exchangeable type, the exchange is easy
for any user.
Moreover, the bare fiber measurement can also be performed.