Spec.657 Prioritizes bend enhancement Not required meet ITU Recommendation G.657.657.657.652 compliant
Fibre
Eecommendation ITU G.75 No.657.D Increased bend tolerance Specified radii low 7. Spec.657 developed
Bend radius Turns G.D (1625nm) 0.5 New table proposed –Category (or possibly Table B.B, does not need G.657. 0.1 No. No. Spec.1 0,5 No. Spec. Spec.652.2 new column within G.Singlemode fibre
Application spaces for Singlemode fibres
FTTH-Inhouse Bend optimised Singlemode fibre G. G. No. Spec.A (1550nm) No. Not Required G.652. Spec. 0. Spec. Spec.1 Not Required
Informations
30 7,5 5,0 G. 0.652.D compliant IImproved bend loss and dimensional requirements Specified radii low ITU-T G.C Corning® Clear CurveTM (1550nm) No.652.
U-145
Accessories
Systems
Fibre optic
Copper unscreened
Copper screened
Communication technology
.657.B) Prioritizes superior bend performance Specified radii low mm; like G.A-C
Tree categories single-mode optical fibre cable which are suitable for use the access and FTTH networks: ITU-T G. Required G.B (1550nm) No.D Compliance
100 1
Technical changes reserved.03 0,05 0.657 Prioritizes backward compatibility ITU Recommendation G. No