j-fiber GmbH

j-fiber GmbH, Jena
Product range
Our Telecom Optical Fiber product portfolio
Multimode fiber (WideGrade 50/125; OptiGrade 50/125; GigaGrade 50/125; GigaGrade 62.5/125; Multimode fiber 100/140; 500 µm coated fiber)
Singlemode fiber (SMF+ LWP; standard SMF; 500 µm coated fiber)
Our specialty optical fiber product portfolio
Select cut-off singlemode
Plastic clad fiber (PCS)
Extended operating temperature range
Radiation hard fiber (500 µm coated fiber)
Step index multimode fiber
Rare earth doped fiber
Our customised product portfolio
Custom multimode fiber
Custom singlemode fiber
Our preforms product portfolio
Step index preforms (FSI – fluorine doped step index preforms; germanium doped step index performs)
Photosensitive preforms