IEC 61753-052-3 : 2.0
IEC 61753-052-3 : 2.0
FIBRE OPTIC INTERCONNECTING DEVICES AND PASSIVE COMPONENTS - PERFORMANCE STANDARD - PART 052-3: SINGLE-MODE FIBRE NON-CONNECTORIZED FIXED ATTENUATOR - CATEGORY U IN UNCONTROLLED ENVIRONMENT
International Electrotechnical Committee