衍射函數 的英文怎麼說

中文拼音 [yǎnshèhánshǔ]
衍射函數 英文
diffraction function
  • : [書面語]Ⅰ動詞(開展; 發揮) spread out; develop; amplifyⅡ形容詞(多餘) redundant; superfluousⅢ名...
  • : Ⅰ動詞1 (用推力或彈力送出) shoot; fire 2 (液體受到壓力迅速擠出) discharge in a jet 3 (放出) ...
  • : 名詞1. [書面語] (匣; 封套) case; envelope 2. (信件) letter 3. (姓氏) a surname
  • : 數副詞(屢次) frequently; repeatedly
  • 函數 : [數學] function函數計算機 function computer; 函數計算器 function calculator; 函數運算 functional operation
  1. The diffraction formula and statistical law of optical fields are used to get the cross - correlation function of intensities of laser speckles of the moved diffuse object

    該方法利用光傳播的菲涅爾公式和光場的統計規律,給出散斑場光強在散體位移前後的高斯光束相關的表達式。
  2. Based on the theories of non - diffracting imaging system in coherent light, the measurement system of point spread function ( psf ) of non - diffracting imaging system has been presented

    摘要在分析相干光照明下無成像系統理論的基礎上,設計了無光成像系統的點擴散的測量系統。
  3. The window function of circular hard - edge apertures is simulated and optimized by the laguerre - gauss truncated series, and applied to study the diffraction of gaussian beams and 0 - order bessel - gaussian beams by the hard - edge aperture

    摘要用拉蓋爾高斯截斷級模擬了任意半徑的圓孔硬邊光闌窗口,並應用於研究高斯光束和零階貝塞爾高斯光束通過硬邊光闌的
  4. The main parts are as follows : 1 ) at the base of the fabrication methods, the photosensitivity of optical fiber and the uv laser sources are introduced simply, the diffraction characteristics of phase mask are analyzed to get the distribution of refractive index in fiber grating, referent the paper [ 4 ] ( delivered )

    全文概括如下: 1 )從常用的製作方法出發,簡單介紹了光纖光敏性和成柵光源,重點分析掩模板的場,從而獲得理想情況下光纖光柵的折率分佈,參考已投論文[ 4 ] 。
  5. The extracted height - height correlation function and the random surface parameters obtained ever since conform with those obtained by the measurement of afm in chaper 3, based on the light scattering theory of kirchoff approximation, we propose the method for the extraction of surfaces parameters from the correlation functions of speckles intensity produced by light scattering in the region near the random surfaces

    我們以對三個高斯相關的隨機表面樣品的實驗測量為例,對該方法行了驗證。所測得的結果與用原子力顯微鏡測量的結果符合得很好。第三章根據基爾霍夫近似下的光散理論,提出了從隨機表面附近區內的散斑場相關中提取隨機表面參量的方法。
  6. In the second chapter, during the study of compound x - ray refractive lenses, diffraction function of compound lens is derived in the light of refraction and absorption effect and the design theory of x - ray is deduced using diffraction theory in connection with the characteristic of x - ray band. the structure design of this device and micro - machined technique are also discussed

    在第二章x線聚焦組合透鏡的研究中,針對x線波段的特性,綜合考慮折和吸收效應得出組合透鏡的,利用理論推導出x線聚焦組合透鏡的設計理論並進行結構設計與微細加工製作技術研究。
  7. A comprehensive review of the basic analytical methods for the beam transformation including the matrix optics method, diffraction integral method and wigner distribution function method is summarized

    對研究光束傳輸變換的基本理論方法,包括矩陣光學方法、積分方法和wigner分佈方法作了歸納。
  8. Based on the scalar diffraction theory and the boundary condition of rayleigh - sommerfeld, the accurate on - axis propagating wave function of plane wave diffracted by small circular band is obtained by solving the first integral of rayleigh - sommerfeld

    摘要從標量理論出發,採用瑞利索末菲邊界條件,通過求解第一類瑞利索末菲積分得到平面波經圓環后軸上的波,進而分析軸上的光強特性以及光強極值量、位置和大小與圓環內外孔徑的關系。
  9. The form of the psf has been deduced according to the fresnel diffraction, and it has been analyzed that the frings density of the psf depends on the axicon ' s refracting angle and the distance l between the point light source to lens l2

    利用菲涅耳理論,推導出相干光照明下無系統的點擴散( psf )的形式,並分析出點擴散的條紋疏密與錐鏡的夾角和點光源的位置有關。
  10. Relationship between x - ray two - dimensional diffraction data and crystal orientation distribution function

    線二維據與晶體取向分佈的關系研究
  11. The paper is concerned with the eigen functions of optical fields in dielectrics, the theories of optical waveguide eigen mode, the characteristics of optical waveguides diffracted field, the theories of mode coupling in optical waveguides and the spectral response theories and simulating method for arrayed waveguide grating. in this paper, a set of beam propagation theory based on eigen modes analysis is set up which afforded theoretical basis for designing and analyzing awg devices. experiment of fabricating sio _ ( 2 ) layer by using porus silicon is also carried out in this paper, which is a new method for fabricating waveguide cladding layer

    本文以設計陣列波導光柵器件為目標,對介質波導光場的本徵波,光波導本徵模理論,光波導場特性,光波導模式耦合理論和awg器件的光譜響應特性及模擬方法進行了深入研究,建立了一套基於本徵模式場分析的光波導光束傳輸理論,為波導器件的設計提供正確的理論基礎,並嘗試了利用多孔硅生長厚的二氧化硅,用於製作波導包層材料。
  12. 2 ) in order to solve the scattering and diffraction of sound radiation, in this dissertation, based on helmholtz equation and its boundary equations, modeling of three - dimensional fem is given for computing low frequency sound transfer function in small enclosures

    2 )為解決聲音在傳播過程中所發生的散現象,本文基於有源helmholtz方程及其邊界條件,建立了求解小尺度封閉空間內低頻聲傳遞的三維有限元模型。
  13. Radial distribution function of liquid by x - ray diffraction

    獲得的液體徑向分佈
  14. Finally, the relation between the field of view matching of digital binoculars and the size of field of view of binoculars and camera is analyzed theoretically. based on the analysis of the mft principal and measure method of image sensor ’ s mtf, the contact measure method using rectangle template for mtf of image sensor is created. according to the number of pixels of image sensor in one cycle of the template function, the quantitive relation between sine template and rectangle template is proposed through theoretical analysis and comparison

    並利用理論,從模板的形式(正弦形、矩形) 、模板與傳感器間距等幾個關鍵因素出發,進行了深入的理論探討,從理論上導出了矩形模板和正弦模板的差異、模板與圖像傳感器光敏面存在間距的情況下的光場分佈;並最終導出了間距存在下圖像傳感器調制傳遞值測得值與標準值之間的調整系,利用此調整系對實驗據進行修正後可得到更為準確的調制傳遞
  15. Characteristics of propagation function of plane wave diffracted by small circular aperture

    平面波經小圓孔軸上傳播的特性
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