波像差 的英文怎麼說

中文拼音 [xiàngchā]
波像差 英文
wave aberration
  • : Ⅰ名詞1 (波浪) wave 2 [物理學] (振動傳播的過程) wave 3 (意外變化) an unexpected turn of even...
  • : Ⅰ名詞1 (比照人物製成的形象) likeness (of sb ); portrait; picture 2 [物理學] image Ⅱ動詞1 (在...
  • : 差Ⅰ名詞1 (不相同; 不相合) difference; dissimilarity 2 (差錯) mistake 3 [數學] (差數) differ...
  1. The excimer laser diopter correction and aberration correction have been proved efficiency and safety. based on cad / cam, applied optics, ophthalmology, biomedicine and computer techonlogy, this paper studied the principle of excimer laser aberration correction. the conception, cause of formation and representation of wavefront aberration are introduced

    準分子激光治療屈光不正及消除的有效性和安全性已被證實,本學位論文將cad 、眼科視光學、技術、生物醫學技術與計算機技術等多學科理論交叉結合,系統敘述了人眼理論,包括概念、表示方法、測量方法和產生的原因等。
  2. The visx star star 4 combines the technologies of customvue wavescan aberrometer, activetrak 3 - d active eye tracking, iris registration, variable spot scanning and variable repetition rate to provide customized wavefront treatment. in the past, standard lasik corrects refractive errors, such as myopia, hyperopia and astigmatism which are so - called low order aberrations

    威視visx star 4是結合前分析儀3d眼球主動追蹤系統虹膜定位系統ir iris registration及智慧型超微光斑等技術去提供個人化激光矯視療程。在過去,標準lasik可解決近視遠視及散光等所謂低階問題。
  3. According to the geometry of slope measurements for the subjective wavefront optometer, a wavefont reconstruction model using zernike polynomial with normalization factor is put forward. based on householder transformation and gram - schmidt orthogonalization method, two methods for working out unknown zernike coefficients are bring forward. the error propagation parameter for the wavefront reconstruction model is deduced

    深入研究了帶標準化因子的zernike多項式的性質;針對主觀式前斜率采樣方案,提出了採用帶標準化因子的zernike多項式對眼測試前進行重建的數學模型;提出了兩種求解方法,即基於householder變換求解法和基於gram - schmidt正交化求解法,用於確定重建模型中的未知模式系數;推導出了該前重建模型對斜率測量誤的傳遞系數。
  4. The wave - deviation methods are concerned, basing on the relations between the wave - deviation and spherical aberration, wave - color - deviation and color deviation. after the equation of optical system, initial structure resolved, the glass catalog having been allocated in the computer, the original solution can be worked out for the doublet and air - spaced doublet, triplet and air - spaced triplet rapidly and precisely. after a little modification by the computer, the satisfied results will be obtained

    論文由波像差與球的關系,與色的關系推導出了法求解光學系統初始結構的方程式,再配以玻璃庫程序,可以較快、較準確地求解出雙膠合、雙分離、三膠合、三分離物鏡的初始解,然後再進計算機稍加校正,就可以得到滿意的結果。
  5. Modern corneal laser surgery has been one of the effective methods for wavefront aberration correction in recent years

    近年來準分子激光角膜技術迅速發展,人眼的矯正成為該領域研究的熱點問題。
  6. Currently the measurement and correction of aberration is a focus points in the field of ophthalmology. the examination of wave - front aberration is a main method that is used to observe optical system of the human eye

    人眼測量與矯正是目前眼科領域的研究熱點之一,而測量是觀察人眼光學系統是否完備的一種比較全面的方法。
  7. Excimer laser corneal refractive surgery and wavefront technology have developed rapidly these yeas. now, wavefront - guided laser vision correction becomes the hotspot in corneal refractive surgery. applying the technology of cad / cam, this paper has studied modeling technologies in excimer laser vision correction

    近年來準分子激光角膜屈光手術、眼的測量技術迅速發展,當前引導的個體化切削技術成為研究的熱點問題。
  8. The object of the paper is wavefront aberrometer produced by nanjing university of aeronautics and astronautics and su zhou 66 vision - tech co., ltd. the principle of aberrometer are detailedly introduced, image processing and automatic track techniques are also researched. according to research result, relevant control software has been developed in this paper, the conceptions of aberration are firstly described, synchronously, image processing and automatic track system are analyzed

    論文以南京航空航天大學與蘇州六六視覺科技股份有限公司合作研製開發的人眼儀為研究對象,系統論述了人眼儀原理,重點對其中的關鍵技術? ?圖處理與自動跟蹤進行了詳細研究,並開發出了相應的系統控制軟體。
  9. A model made up of pulse compression grating pair with wavefront aberration is applied to calculate the effect of the wavefront aberration on pulse compression

    理論分析結果表明:脈沖壓縮光柵系統最大波像差不大於/ 4時,脈沖壓縮比的最大變化率約為2 % 。
  10. The preliminary conclusion shows that the maximum rate of compression ratio changes is about 2 % and the change rate is less when the peak - to - valley value of wavefront aberration is less than a quarter of wavelength and incident angle is properly

    脈沖壓縮光柵對系統達到衍射極限時,在選擇適當的入射角度時,光柵波像差所引起的脈沖壓縮比變化並不大。
  11. Based on the relationship between the change of the cornea thickness and optical path length, the ablation profile for the correction of wavefront aberration is presented and simulated on computer. the process of scanning - spot excimer laser is studied and simulated on computer. models for calculation of residual wavefront aberration on situations of lateral decentration and torsional misalignment are brought up

    使用改變光程的方法建立起與角膜切削量之間的關系,並對矯正模型進行計算模擬;深入研究了小光斑準分子激光飛點掃描模型,對飛點掃描過程進行計算模擬;提出了中心偏移和旋轉情況下剩餘計算模型,為定量研究切削中心定位精度對矯正的影響提供了依據。
  12. The numerical work gives out lot of results of different aberrations. the effects of the fundamental wave ' s aberrations, which will change the conversion efficiency, distribution of intensity and phase in the frequency conversion, is analyzed

    研究結果表明位相失配和走離效應是影響諧位相的重要因素;在非線性光學過程中傳遞結果不是線性疊加的,而是非線性的。
  13. A method used for designing a flat - field awg is also presented based on the mspm. in this design, the images of all the channels are on the same line. this greatly simplifies the structure of an awg and makes it much easier to integrate with other devices

    在多點消方法的基礎上,實現了平場型awg器件的設計,使得所有通道長的成位置都在同一條直線上,簡化了器件的結構,有利於器件集成,使awg器件的設計更加靈活。
  14. In fact, hartmann - shack wavefront sensor is affected by the noise of ccd and the constructed error too. in our compare, a bridge is setup, which is the original wavefront composed by zernike polynomial, we transform the original wavefront into far field. then we can compare the accuracy of hartmann - shack wavefront sensor with the accuracy of the system of far field diagnosis in detecting the farfield, using diffraction limit and encircle energy

    我們在進行兩者相互比較的過程中,搭建了一個比較的橋梁,即由zernike多項式組成的各種原始前,將它也變換到遠場作為原始理想遠場光斑,然後,以它的衍射極限和環圍能量曲線作為評價標準,比較hartmann - shack前傳感器和遠場測量系統在光束質量診斷中的探測精度。
  15. And we simulate the thing by different spatial frequency hartmann - shack wavefront sensor which is used in detecting the far field of laser beam, and we get the result that if magnitude of wave aberration is lower the dynamic range of sub - aperture of wavefront sensor, the more the spatial frequency of hartmann - shack wavefront sensor is, the more the accuracy of hartmann - shack wavefront sensor in detecting high frequency aberration is

    並且在hartmann - shack前傳感器子孔徑動態范圍之內,空間解析度高的hartmann - shack前傳感器對高階前探測時,其光束質量診斷精度高於空間解析度低的hartmann - shack前傳感器的光束質量診斷精度。
  16. Testing technology for aspheric wavefront aberration

    非球面波像差的檢測技術
  17. Finally, the schwarzschild objective of euvl is assembled and aligned on the common - axis illuminated structure with the wfe of 0. 0202x ( a, = 632. 8nm ) rms. using an off - axis circular subaperture of the full annular pupil, the wfe of the schwarzschild objective is 0. 0144a, ( x = 632. 8nm ) rms

    最終對euvl系統中的schwarzschild微縮投影光學系統進行裝調,驗證了系統裝調的收斂性,裝調后系統的最終波像差為0 . 0144 rms ( = 632 . 8nm ) 。
  18. Wave - front aberration

    陳面
  19. The main contents can be listed as follows : 1. after analyzing the properties of the natural illuminating system, a region - based background and natural illumination model is set up using the histogram of image difference and rls filter. on the basis of that model, we propose an adaptive algorithm of judging and updating background image

    基於戶外自然光照系統的特點,建立了基於圖分直方圖和遞推最小二乘濾( recursiveleastsquarefilter ,簡稱rls濾器)的局域化背景和光照變化模型,提出了自適應的背景判斷和更新演算法。
  20. The relation between form errors of the flat mirror under test and wave - front aberrations, i. e., influence function, can be obtained through sampling the pupil plane

    摘要通過在光瞳面上取點的方法,找出被檢平面鏡面形誤與檢驗系統波像差之間的相互關系,即影響函數。
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