Abstract
Optical fibers were produced from high-purity TeO2-WO3-La2O3-(Bi2O3) glasses. Total loss was less than 0.5 dB/m at 1.2-2.8 μm and about 2 dB/m at maximum of OH-groups absorption at 3 μm with further sharp increase.
© 2012 Optical Society of America
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