Lens system for acoustic transducer array
作者： Weston A. Anderson , William G. Turnbull
DOI: 10.1121/1.396036
关键词:
摘要: A lens system for directing and focussing acoustic energy from an array of transducers on a small target can be made lightweight, low in absorption dispersion by incorporating plastic Fresnel lenses with prisms into monolithic tray the same one each transducer.
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