Future IEC 61300-3-51 Ed. 1.0: Fibre optic interconnecting devices and passive components - Basic test and measurement procedures - Part 3-51: Examinations and measurements - Guide pin withdrawal force measurement method for rectangular ferrule multi-fibre connectors

IEC 61300-3-48 Ed. 1.0: Fibre optic interconnecting devices and passive components - Basic test and measurement procedures - Part 3-48: Measurement: Spring compression force of the coupling sleeve for rectangular ferrule multi-fibre connectors

IEC 61300-3-48/Ed1: Fibre optic interconnecting devices and passive components - Basic test and measurement procedures - Part 3-48: Measurement: Spring compression force of the coupling sleeve for rectangular ferrule multi-fibre connectors

IEC 61755-3-31/Ed1: Fibre optic interconnecting devices and passive components - Fibre optic connector optical interfaces - Part 3-31: Optical interface, 8 degrees angled PC, ployphenylene sulphide rectangular ferrule, single mode fibres

IEC 61755-3-32/Ed1: Fibre optic interconnecting devices and passive components - Fibre optic connector optical interfaces - Part 3-32: Optical interface, 8 degrees angled PC, thermoset epoxy rectangular ferrule, single mode fibres

Fibre optic connector optical interfaces -- Part 3-3: Optical interface angled PC endface rectangular ferrule, single mode fibres

Fibre optic connector optical interfaces -- Part 3-4: Optical interface flat PC endface rectangular ferrule, single mode fibres

Internal combustion engines - Piston rings - Part 2: Rectangular rings made of steel

Compression seals made of elastomer for sealing or covering joints in concrete and masonry - Part 2: Rectangular profiles