near-field optics 中文意思是什麼

near-field optics 解釋
近場光學
  • near : adv 1 近 接近 鄰接 (opp far)。2 〈口語〉幾乎 差不多 將近。3 節省地。prep 接近 在…的近旁;快要。...
  • field : n 菲爾德〈姓氏〉。n 1 原野,曠野;(海、空、冰雪等的)茫茫一片。2 田地,牧場;割草場;〈pl 〉〈集...
  • optics : n. 〈作單數用〉光學。
  1. The combination of fdtd method with physical optics is also used to analyze paraboloidal reflector antenna in millimeter band. using fdtd method, we obtains precise near fields of the feed because the computing areas include all the feed structure. the current on the paraboloidal reflector can be calculated by using physical optics, and then the far field of reflector can be calculated

    在毫米波拋物面天線的分析計算中,把fdtd與物理光學法結合起來, fdtd用於具有精細結構的饋源及饋電波導一體計算,得到饋源的幅度和相位方向圖,以此為依據調整饋源結構,使饋源的幅度和相位方向圖為最佳狀態。
  2. On the basis of theories of physics, geometrical optics and photometry, the optical properties of collimated light beam incident upon single fiber perpendicular to the fiber axis are studied. by exploring the behaviors of reflected light and transmitted light from single fiber, the distribution of the light is described and the proportionalities between the intensity of the reflected, transmitted and scatered light are obtained respectively, and the different laws governing the intensity of diffused light and transmitted light from single fiber between near and far field are discussed. experiments demonstrate that the decrease of projecting light in far field is in direct proportion for the increase of fiber diameter, which serves as the theoretical basis for a series optics equations, as well as for the designment for photoelectric deviccs for detecting fibers

    結合物理學的基本原理和幾何光學的基本規律以及光度學的基礎理論等三方面,研究了單纖維在平行均勻光束垂軸入射時的光學性質.分析了單纖維反光和透光的特徵,光強分佈及反射光、透射光和散射光的相對大小;討論了在近場和遠場條件下,漫反射光和透射光光強的不同規律;通過實驗驗證了遠場時,纖維的漫射光強度與纖維直徑成正比的關系
  3. Far - field optics detection and near - field optics detection

    遠場光學探測與近場光學探測
  4. Integrated optics - near - field - measurement for single - mode optical chip components

    集成光路.單模式光學晶元元件的近場測量
  5. In chaper 1, we give a summary and an overall review for the descriptions and measurements of random surfaces, the light scattering theory and its applications in the characterization of random surfaces, and the near - field optics and the near - field speckles

    第一章對隨機表面的描述和標定方法、光散射輪廓特性及其重要性、近場光學和近場散射的意義和近場散斑的特性進行了綜述。
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