Santec PEM-340 - Panel Descriptions; Front Panel

Polarization Extinction Ratio Meter PEM-340
6-1
6-1. Front Panel
6
Panel Descriptions
(1) PER Display Panel
Displays the value for polarization extinction ratio (PER) in dB.
(2) Optical Power Display Panel
Displays the optical power. The measurement unit can be set to either mW or dBm and is
toggled by pressing the Optical Power Unit Selector Key (5).
(3) Optical Power Unit Indicator
Indicates unit of optical output power (mW or dBm).
(4) Polarization Angle Display Panel
Indicates the polarization angle of the light from the optical input in degrees. The angle is
measured with respect to the alignment notch on the optical connector; i.e. a value of zero is
given when the polarization axis is vertical and aligned with the alignment notch.
(1) (2) (3) (4) (5)
(12) (11) (10) (9) (8) (7) (6)