This standard specifies the calibration procedure for single-mode optical fiber optical time domain reflectometers (hereinafter referred to as 0TDR). Its scope is limited to OTDR measurement errors and measurement uncertainties, and does not specify correction of OTDR response.
JIS C 6185-2:2007 history
2014JIS C 6185-2:2014 Optical time-domain reflectometers (OTDR) -- Part 2: Calibration of OTDR for single mode fibers
2007JIS C 6185-2:2007 Calibration of optical time-domain reflectometers (OTDR)