Multimoded Passive Fibers LIEKKI® passive multimoded fibers are especially designed and manufactured to be used in high brightness power delivery applications. The available numerical apertures are the industry standard 0.15 and 0.22, and the fibers can be applied to applications ranging from visible wavelengths to >1500nm. • Matching with industry standard geometries 105, 200 and 400 m core diameters • Pigtails for fiber lasers and amplifiers • Matching with industry standard core numerical apertures of 0.15 and 0.22 • All-fiber subassemblies • Low loss all-glass structure operating over a wide wavelength range • High brightness power delivery • Round cladding for easy cleaving, splicing and handling • Fiber based components for fiber lasers (e.g. pump combiners) • Single cladding fibers feature a dual coated high-index acrylate coating • Double cladding fibers feature a NA ≥0.48 low-index fluoroacrylate coating, which enables fiber applications in extreme environmental conditions: Proven to operate up to 120˚C and in extreme humidity. Typical Fiber Specifications LIEKKI® Passive Fiber Core Cladding diameter (m) diameter (m) Cladding Proof NA, ≥ test, ≥ (kpsi)