This standard specifies the test method for optical time domain reflectometers (hereinafter referred to as OTDRs) that inject a light pulse into an optical fiber and measure the resulting backscattered light intensity of the optical fiber in the time domain.
JIS C 6185:1995 history
2017JIS C 6185-1:2017 Optical time-domain reflectometers (OTDR) -- Part 1: Test methods
2008JIS C 6185:2008 Test methods of optical time domain reflectometer
1995JIS C 6185:1995 Test methods of optical time domain reflectometer