面度干涉儀 的英文怎麼說

中文拼音 [miàngānshè]
面度干涉儀 英文
spherical mirror interferometer
  • : Ⅰ名詞1 (頭的前部; 臉) face 2 (物體的表面) surface; top 3 (外露的一層或正面) outside; the ri...
  • : 度動詞[書面語] (推測; 估計) surmise; estimate
  • : 干Ⅰ名詞1 (事物的主體或 重要部分) trunk; main part 2 (幹部的簡稱) short for cadre Ⅱ動詞1 (做...
  • : Ⅰ動詞1 (徒步過水 泛指從水上經過; 渡) wade; ford 2 (經歷) go through ; experience 3 (牽涉) i...
  • : 名詞1 (人的外表) appearance; bearing 2 (禮節; 儀式) ceremony; rite 3 (禮物)present; gift 4 ...
  1. This multi - purpose optical metering system had adopted the twyman - green interferometric system as its center, containing an advanced digital wave surface interferometry and a kind of homodyne interferometer displacement testing method with nanometer - sized capacity. at the same time, many wide - applied metering technology, for example, the diffracted field ( fringe ) measurement, co - focal lens system, optical fiber sensors and 4f ( focal distance ) space filter system which can embody the chief principle of fourier optics well, were combined into it successfully. this instrument can firstly offer and show modern optical testing method in the laboratory for majors of information processing, instrument science, measuring and testing technology and automatic technology

    該多功能激光光電實驗系統以泰曼-格林( twyman - green )光路作核心,包括先進的數字波技術和一種基於空間原理的、納米解析零差位移測量方法,同時將多種新穎、工程實用價值高的測量技術和光路如衍射測量、共焦顯微技術、光纖傳感技術以及反映傅立葉光學基本光學原理的4f空間濾波系統也組合進去。
  2. With the development of fiber - optic communication systems and fiber - optic sensors, the linbo _ 3 integrated optical intensity modulators consisting of m - z optical waveguide and cpw modulation electrode structure get an extensively application

    隨著光纖通信與光纖傳感的發展,以linbo _ 3為襯底材料、以m - z為光波導結構、採用共行波電極( cpw )為調制電極的集成光學強調制器得到了越來越廣泛的應用。
  3. More attentions are taken to the applications of the interferometer for the quantificational and real - time measurements in the following aspects : the laser ' s wavefront, the homogeneity of laser bar, angle deviation of flatness optical components, and surface roughness

    重點研究了數字式波的應用,定量、實時測量了激光波前質量、激光棒波前畸變、利用波計算錐體棱鏡角、表粗糙等。
  4. Point diffraction interferometer - a physical idea, is invented by smartt and strong in 1972, advanced by smartt and steel, and used to test astronomical telescope, it has simple structure and has not special demand to source. recently. with the development of fiber ' s manufacture and coupling technology. the simple modern fiber ' s center is smaller than before, this make it possible to progress fiber point diffraction interferometer ( pdi ), in addition to test convergent wavefront, it can test the reflective concave. the excellence of pdi is that it does not need standard mirror. in intereference testing, the standard mirror is the main reason which limit the improvement of precision, pdi can avoid difficulty to provide the wide future for high precision testing. pdi, which produce the standard sphere wavefront, is an instrument which realize the phase shifting with piezoelectric transducer ( pzt ), and collect the interferogram with ccd, in this paper, a adjusting methord is described, then data processing is obtained

    點衍射這一物理思想,早在1972年smartt和strong就已發明,由smartt和steel做了進一步發展,並成功的用於檢測天文望遠鏡,它結構簡單,對光源沒有特殊要求,近年來,由於光纖製造工藝以及耦合技術的發展,單模光纖纖芯不斷縮小,為光纖點衍射得以發展提供了前提條件,該由激光照明,除了檢測會聚波前外,還可以用來檢測反射凹球,進而應用到單個形的檢測;另外,光纖點衍射最大的優點是不需要標準鏡,在檢測中,標準鏡是檢測精受限的很大原因,光纖點衍射能繞開這一難,為進行高精的光學檢測提供了廣闊的前景。
  5. The conclusions are as follows : the ultrasonic intensity is proportion to the laser intensity ; the ultrasonic induced by a laser line source has much more advantages than by a laser point source, such as stronger energy, higher snr, more directivity and shape ; the intensity of cfpi ' s output signal is linear with ultrasonic vibration velocity, and is effected by incidence angle and scattered angle ; snr will increase by reducing cfpi ' s bandwidth, reducing incidence angle, increasing cavity ' s length and reflectivity

    在分析點光源激勵聲表波機理的基礎上,求出了線光源激勵的超聲振動的位移表達式,發現線光源激勵的近場區表波具有波形好,信噪比高,指向性好,幅強等特點。通過理論推導,得出共焦fabry - perot的輸出光強除了與樣品表的振動速成正比,並與入射角和散射角有關;適當減小cfpi的帶寬,增加腔長,增大鏡反射率,或者減小檢測入射角都可以提高系統的信噪比。
  6. Fvisar ( fiber velocity interferometer system for any reflector ) which is made up of fiber can measure the velocity for any reflector without touching. it is widely used in the velocity measurement, especially in the field of material impact characteristics researching

    全光纖速系統( fibervelocityinterferometersystemforanyreflector : fvisar )是一種以光纖為框架、非接觸測量任意漫反射
  7. A second problem is thermal noise, especially that caused by the laser beam itself : the laser spots hit the center of the mirrors, heating them unevenly and thereby deforming them

    的第二個問題是熱雜訊,其中以來自雷射光本身的熱最是嚴重;雷射光點打在鏡子中心使之溫上升,加熱不均勻的結果,會導致鏡變形。
  8. To validate this analysis and to obtain a more accurate characterization of the system, simulated alignments of the schwarzschild objective are performed. using bruning method, the two spherical mirrors of the schwarzschild objective are measured and the measurement accuracy is improved obviously

    利用bruning絕對測量方法對euvl微縮投影光學系統的兩個球進行了高精檢測,檢測的精比用zygo直接檢測有明顯的提高。
  9. This research is aim at putting forwarding laser wavelength scanning interference testing method. processing and analyzing instantly - read interference pattern corresponding with continuous varying wavelength, the method overcomes the following disadvantage. for example, the longer referenced and measuring optical circuit in big - scale high - accuracy asphere testing, and the sensitive interferential system to the disturb, such as the oscillation of worklable, dithering of air, and so on

    研究的目的主要是針對大型高精非球形檢測中的參考光路和測量光路較長,系統對工作臺振動和空氣抖動等外界擾因素的影響敏感,圖不穩定等問題,提出了激光波長掃描測試方法,該方法通過對瞬間讀取的、與連續變化波長對應的圖的處理和分析,克服了上述缺點,為大型高精非球的檢測提供了一種適用的方法。
  10. The paper studies mainly a new kind of measure method of aspheric surface - laser wavelength - scanning interference testing. this research is aimed at putting forwarding laser wavelength scanning interference testing method. processing and analyzing instantly - read interference pattern corresponding with continuous varying wavelength, the method overcomes the following disadvantage : the longer referenced and measuring optical circuit in big - scale high - accuracy asphere testing and the sensitive interferential system to the disturb, such as the oscillation of worktable, dithering of air, and so on

    研究的主要目的是針對在大型高精非球形檢測中的參考光路和測量光路較長,系統對工作臺振動和空氣抖動等外界擾因素的影響敏感,圖不穩定等問題,提出了激光波長掃描測試方法,該方法通過對瞬間讀取的、與連續變化波長對應的圖的處理和分析,克服了上述缺點,為大型高精非球的檢測提供了一種適用的方法。
  11. Standard test method for in - plane length measurements of thin, reflecting films using an optical interferometer

    用光學測量反射薄膜共的標準試驗方法
  12. The primary and secondary mirrors of the schwarzschild optics were fabricated in our institute and measured using zygo mark iv interferometer. figure errors were observed in both primary and secondary mirror of 5nm ( rms ). these magnitudes are very small at visible wavelength but sufficient to cause significant degradation in the wave - front quality of the schwarzschild optics in extreme ultraviolet ( euv ) wavelength

    利用zygomark檢測的schwarzschild微縮投影物鏡主、次鏡形精表明,對可見光工作波段已具有足夠高的形精,均為5nm ( rms ) ,但在euv ( extremeultraviolet )波段,將給schwarzschild微縮投影物鏡帶來嚴重的波誤差。
  13. Two wedge interferometers are designed that the thickness of one is higher than the other. so when the incident coherent light through the interferometers can acquire two fringe patterns which having space shift, but the incident incoherent light only result in consistent intensity signal. through a differentiating amplifier, two signals subtract which can eliminate noise of background and result in higher contrast ratio fringe signals. this method largely improves the system and the ability of detection. the spacing of line fringes is a function of incident laser wavelength, by analyzing, we can extract the wavelength of incident laser. the optical unit analyzing and results also simulated with matlab

    當背景光入射時,直接穿過,僅發生強的衰減,在兩個探測平上產生幅基本一致的灰信號,通過差分放大器,相消為零,從而抑制了背景擾。當激光信號入射,穿過時受到調制,在探測平上產生條紋。通過所設計的存在平均厚差的雙楔形,兩路條紋圖案出現相對移位:在兩個探測平對應的位置上,一路出現亮紋,另一路出現暗紋。
  14. Among them, since the electric field sensor using a mach - zehnder interferometer features wide bandwidth, high sensitivity, and high resolution, its application in emc measurement is experted.

    其中,使用mach - zehnder的光波導電場傳感器,因為有著帶寬大,靈敏高,解析高等特點,其應用在電磁兼容測試方更為合適。
  15. Muti - aperture overlap - scanning technique ( maost ) and target function can solve the problem of testing a large optical surface on the basis of ordinary digital interferometer of wavefront, and get the most information of wavefront in the end in the condition of big kr, muti - aperture overlap - scanning technique ( maost ) using target function is proved and we can get the most information of wavefront in the case of guarantee of high precision by the aid of simulation, experimental and tests, many influential factors, i. e., the apertureconnection mode, shape of mirror, error in subaperture test and kr are analysed contribute to controlling and testing large optical surface

    本文首先在較大孔徑放大系數( 4 )的情況下,論證了目標函數多孔徑拼接技術,保證了較高的精,得到較完整的波前信息。然後,結合實驗結果,從拼接模式、被測形、測量誤差、數字解析和不同孔徑放大系數等角出發,分析了各種因素對精的影響,並詳盡的探討了各種誤差源,包括靜態誤差、動態誤差、擬合誤差、拼接誤差。
  16. Interferometer technology has advantages over tradition method in aspect of accuracy, rapidity, elevation measure, etc. and has found wide application in millitary intelligence. but there are also many problem to be research and solve and it is the aim of this paper

    測向在準確、靈敏、測向時效和仰角測量等方均好於利用天線陣方向圖測向的體制,測向的許多優點使其在軍事情報技術偵察領域得到了廣泛應用,盡管如此,但仍有許多問題需要深入研究和進一步解決,這就是進行該課題研究的初衷。
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