作者: Marianne Bigot-Astruc , Louis-Anne de Montmorillon , Denis Molin , Pierre Sillard , Simon Richard
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摘要: The present invention relates to a transmission optical fiber. fiber includes, from its center periphery central core, an intermediate cladding, and depressed cladding. has effective area (S eff ) of at least about 120 μm 2 wavelength 1550 nm cutoff (λ Ceff less than 1600 nm. more with limited without degradation other parameters (e.g., attenuation losses dispersion).