Optical Fibers with Reduced Pressure Sensitivity to High Frequency Acoustic Field.
DEPARTMENT OF THE NAVY WASHINGTON DC
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A pressure insensitive optical fiber waveguide comprising an optical fiber including an optical core and a concentric cladding a substrate concentrically surrounding the optical fiber and a fiber jacket substrate including at least two coatings concentrically surroundings the substrate wherein the innermost coating has a small Youngs modulus and the outermost coating has a high Youngs modulus. Patent.
- Fiber Optics and Integrated Optics