KS C IEC 61290-5-3-2003(2018) Basic test method for optical fiber amplifier - Part 5-3: Test method for reflection parameters - Test method for reflection tolerance using an electrical spectrum analyzer
2003KS C IEC 61290-5-3:2003 Basic specification for optical amplifier test methods-Part 5-3:Test methods for reflectance parameters-Reflectance tolerance using an electrical spectrum analyser