Ch5Sec7 - THE FIBER FORUM Fiber Optic Communications...

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THE FIBER FORUM Fiber Optic Communications JOSEPH C. PALAIS PRESENTED BY
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Joseph C. Palais 5.7 2 Section 5.7 Construction Of Optical Fibers Definitions Fiber: core with cladding, having the final fiber dimensions. Preform: oversized core and cladding. Fiber cable: fiber imbedded within a protective sheath.
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Joseph C. Palais 5.7 3 Fiber Construction Techniques Double Crucible Rod in Tube Doped Deposited Silica CONSTRUCTION OF OPTICAL FIBERS
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Joseph C. Palais 5.7 4 Fiber Core Melt Cladding Melt Platinum Crucibles 5.7.1 Double Crucible Technique
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Joseph C. Palais 5.7 5 5.7.2 Rod In Tube A rod of core glass is placed within a tube of cladding glass. The rods may be a meter or more in length and several centimeters in diameter. The end of the combination is heated, softening the glass so that the fiber can be pulled from it.
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Joseph C. Palais 5.7 6 5.7.3 Doped Deposited Silica (DDS) Chemical Vapor Deposition (CVD) Vapor-Phase Oxidation (VPO) Materials Pure Silica (SiO
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Ch5Sec7 - THE FIBER FORUM Fiber Optic Communications...

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