Below is detail requirements of fiber optic splitter from NOS operator in Portugal
Fiber type: ITU G.657.A1
Mode type: SM 9/125
Fiber core manufacturer: not requiried
Input fiber diameter: 250um
Output fibers diameter: 250um
Cladding diameter: not required
Input buffer diameter: 900um
Input buffer length: 6mm
Input/Output connectors: Without connectors
Input fiber length: 1.5m
Output fibers length: 3m
Output fiber color coding: Colored
Operating Wavelength Range: 1260~1360 and 1460~1650
Insertion Loss max: 0.8 + 3.4 log2 N (outputs)
Return Loss min: not requiried
Directivity min: not requiried
Uniformity: not requiried
PDL max: not requiried
Module dimension (LxWxH): 40x4x4mm
Operating Temperature: -40 to 85ºC
Module material: Stainless steel
Serial Number: Mandatory
Serial Number label type: not requiried
All testing procedures must comply with Telcordia GR-1209 and GR-1221 Requirements, IEC or EN equivalent, third-party certified.