Premier Farnell
cable, optical fibre, 1m, poly; core diameter:1mm; cladding diameter:1000µm; fibre type:standard attenuation pof; attenuation per metre:0.22db; cladding refractive index:1.417; colour:black; connector type:sandard duplex; core refractive index:1.492; external diameter:2.2mm; length:1m; long term radius bend:35mm; max operating temperature:85°c; min temperature operating:-55°c; numerical aperture na:0.47; propagation delay constant:5ns/m
http://grh.premierfarnell.com/grh.aspx?mid=1000034&sku=HFBR-... 
